Home / 42,192.02-63,268.48-15,531.27

Finding the Fourth Proportional to 42,192.02, 63,268.48 and 15,531.27

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Solution

The fourth proportional to 42,192.02, 63,268.48 and 15,531.27 is: 23,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,192.02 : 63,268.48 = 15,531.27 : x
  2. Step 2: Convert to fraction form
    42,192.02/63,268.48 = 15,531.27/x
  3. Step 3: Cross multiply
    42,192.02x = 63,268.48 × 15,531.27
  4. Step 4: Simplify right side
    42,192.02x = 982,639,767.71
  5. Step 5: Solve for x
    x = 982,639,767.71/42,192.02
  6. Step 6: Final answer
    x = 23,289.71

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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.