Home / 42,207.49-63,287.86-17,265.05

Finding the Fourth Proportional to 42,207.49, 63,287.86 and 17,265.05

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Solution

The fourth proportional to 42,207.49, 63,287.86 and 17,265.05 is: 25,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207.49 : 63,287.86 = 17,265.05 : x
  2. Step 2: Convert to fraction form
    42,207.49/63,287.86 = 17,265.05/x
  3. Step 3: Cross multiply
    42,207.49x = 63,287.86 × 17,265.05
  4. Step 4: Simplify right side
    42,207.49x = 1,092,668,067.29
  5. Step 5: Solve for x
    x = 1,092,668,067.29/42,207.49
  6. Step 6: Final answer
    x = 25,888.01

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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.