Home / 38,630.19-53,310.98-22,716.12

Finding the Fourth Proportional to 38,630.19, 53,310.98 and 22,716.12

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Solution

The fourth proportional to 38,630.19, 53,310.98 and 22,716.12 is: 31,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,630.19 : 53,310.98 = 22,716.12 : x
  2. Step 2: Convert to fraction form
    38,630.19/53,310.98 = 22,716.12/x
  3. Step 3: Cross multiply
    38,630.19x = 53,310.98 × 22,716.12
  4. Step 4: Simplify right side
    38,630.19x = 1,211,018,619.00
  5. Step 5: Solve for x
    x = 1,211,018,619.00/38,630.19
  6. Step 6: Final answer
    x = 31,349.02

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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.