Home / 37,284.48-51,452.20-21,154.76

Finding the Fourth Proportional to 37,284.48, 51,452.20 and 21,154.76

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Solution

The fourth proportional to 37,284.48, 51,452.20 and 21,154.76 is: 29,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.48 : 51,452.20 = 21,154.76 : x
  2. Step 2: Convert to fraction form
    37,284.48/51,452.20 = 21,154.76/x
  3. Step 3: Cross multiply
    37,284.48x = 51,452.20 × 21,154.76
  4. Step 4: Simplify right side
    37,284.48x = 1,088,458,942.47
  5. Step 5: Solve for x
    x = 1,088,458,942.47/37,284.48
  6. Step 6: Final answer
    x = 29,193.35

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Double scale
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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.