Home / 42,045.13-63,066.33-17,077.79

Finding the Fourth Proportional to 42,045.13, 63,066.33 and 17,077.79

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Solution

The fourth proportional to 42,045.13, 63,066.33 and 17,077.79 is: 25,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,045.13 : 63,066.33 = 17,077.79 : x
  2. Step 2: Convert to fraction form
    42,045.13/63,066.33 = 17,077.79/x
  3. Step 3: Cross multiply
    42,045.13x = 63,066.33 × 17,077.79
  4. Step 4: Simplify right side
    42,045.13x = 1,077,033,697.48
  5. Step 5: Solve for x
    x = 1,077,033,697.48/42,045.13
  6. Step 6: Final answer
    x = 25,616.13

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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.