Home / 42,344.51-63,461.39-17,355.30

Finding the Fourth Proportional to 42,344.51, 63,461.39 and 17,355.30

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Solution

The fourth proportional to 42,344.51, 63,461.39 and 17,355.30 is: 26,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,344.51 : 63,461.39 = 17,355.30 : x
  2. Step 2: Convert to fraction form
    42,344.51/63,461.39 = 17,355.30/x
  3. Step 3: Cross multiply
    42,344.51x = 63,461.39 × 17,355.30
  4. Step 4: Simplify right side
    42,344.51x = 1,101,391,375.09
  5. Step 5: Solve for x
    x = 1,101,391,375.09/42,344.51
  6. Step 6: Final answer
    x = 26,010.26

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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.