Home / 37,920.12-52,326.18-22,000.92

Finding the Fourth Proportional to 37,920.12, 52,326.18 and 22,000.92

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Solution

The fourth proportional to 37,920.12, 52,326.18 and 22,000.92 is: 30,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.12 : 52,326.18 = 22,000.92 : x
  2. Step 2: Convert to fraction form
    37,920.12/52,326.18 = 22,000.92/x
  3. Step 3: Cross multiply
    37,920.12x = 52,326.18 × 22,000.92
  4. Step 4: Simplify right side
    37,920.12x = 1,151,224,100.09
  5. Step 5: Solve for x
    x = 1,151,224,100.09/37,920.12
  6. Step 6: Final answer
    x = 30,359.19

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Half scale
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Double scale
Find fourth proportional to 37,921.12, 52,327.56 and 22,001.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.