Home / 42,345.76-63,463.26-17,356.55

Finding the Fourth Proportional to 42,345.76, 63,463.26 and 17,356.55

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Solution

The fourth proportional to 42,345.76, 63,463.26 and 17,356.55 is: 26,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.76 : 63,463.26 = 17,356.55 : x
  2. Step 2: Convert to fraction form
    42,345.76/63,463.26 = 17,356.55/x
  3. Step 3: Cross multiply
    42,345.76x = 63,463.26 × 17,356.55
  4. Step 4: Simplify right side
    42,345.76x = 1,101,503,245.35
  5. Step 5: Solve for x
    x = 1,101,503,245.35/42,345.76
  6. Step 6: Final answer
    x = 26,012.13

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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.