Home / 42,617.22-63,937.44-13,034.40

Finding the Fourth Proportional to 42,617.22, 63,937.44 and 13,034.40

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Solution

The fourth proportional to 42,617.22, 63,937.44 and 13,034.40 is: 19,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,617.22 : 63,937.44 = 13,034.40 : x
  2. Step 2: Convert to fraction form
    42,617.22/63,937.44 = 13,034.40/x
  3. Step 3: Cross multiply
    42,617.22x = 63,937.44 × 13,034.40
  4. Step 4: Simplify right side
    42,617.22x = 833,386,167.94
  5. Step 5: Solve for x
    x = 833,386,167.94/42,617.22
  6. Step 6: Final answer
    x = 19,555.15

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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.