Home / 42,539.28-63,792.36-17,583.36

Finding the Fourth Proportional to 42,539.28, 63,792.36 and 17,583.36

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Solution

The fourth proportional to 42,539.28, 63,792.36 and 17,583.36 is: 26,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,539.28 : 63,792.36 = 17,583.36 : x
  2. Step 2: Convert to fraction form
    42,539.28/63,792.36 = 17,583.36/x
  3. Step 3: Cross multiply
    42,539.28x = 63,792.36 × 17,583.36
  4. Step 4: Simplify right side
    42,539.28x = 1,121,684,031.13
  5. Step 5: Solve for x
    x = 1,121,684,031.13/42,539.28
  6. Step 6: Final answer
    x = 26,368.20

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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.