Home / 38,434.71-57,655.05-14,753.64

Finding the Fourth Proportional to 38,434.71, 57,655.05 and 14,753.64

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Solution

The fourth proportional to 38,434.71, 57,655.05 and 14,753.64 is: 22,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,434.71 : 57,655.05 = 14,753.64 : x
  2. Step 2: Convert to fraction form
    38,434.71/57,655.05 = 14,753.64/x
  3. Step 3: Cross multiply
    38,434.71x = 57,655.05 × 14,753.64
  4. Step 4: Simplify right side
    38,434.71x = 850,621,851.88
  5. Step 5: Solve for x
    x = 850,621,851.88/38,434.71
  6. Step 6: Final answer
    x = 22,131.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.