Home / 42,470.66-63,714.94-17,510.51

Finding the Fourth Proportional to 42,470.66, 63,714.94 and 17,510.51

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Solution

The fourth proportional to 42,470.66, 63,714.94 and 17,510.51 is: 26,269.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,470.66 : 63,714.94 = 17,510.51 : x
  2. Step 2: Convert to fraction form
    42,470.66/63,714.94 = 17,510.51/x
  3. Step 3: Cross multiply
    42,470.66x = 63,714.94 × 17,510.51
  4. Step 4: Simplify right side
    42,470.66x = 1,115,681,209.53
  5. Step 5: Solve for x
    x = 1,115,681,209.53/42,470.66
  6. Step 6: Final answer
    x = 26,269.46

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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.