Home / 42,637.98-63,929.65-17,695.25

Finding the Fourth Proportional to 42,637.98, 63,929.65 and 17,695.25

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Solution

The fourth proportional to 42,637.98, 63,929.65 and 17,695.25 is: 26,531.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,637.98 : 63,929.65 = 17,695.25 : x
  2. Step 2: Convert to fraction form
    42,637.98/63,929.65 = 17,695.25/x
  3. Step 3: Cross multiply
    42,637.98x = 63,929.65 × 17,695.25
  4. Step 4: Simplify right side
    42,637.98x = 1,131,251,139.16
  5. Step 5: Solve for x
    x = 1,131,251,139.16/42,637.98
  6. Step 6: Final answer
    x = 26,531.54

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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.