Home / 42,082.13-63,135.05-14,004.70

Finding the Fourth Proportional to 42,082.13, 63,135.05 and 14,004.70

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Solution

The fourth proportional to 42,082.13, 63,135.05 and 14,004.70 is: 21,010.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,082.13 : 63,135.05 = 14,004.70 : x
  2. Step 2: Convert to fraction form
    42,082.13/63,135.05 = 14,004.70/x
  3. Step 3: Cross multiply
    42,082.13x = 63,135.05 × 14,004.70
  4. Step 4: Simplify right side
    42,082.13x = 884,187,206.87
  5. Step 5: Solve for x
    x = 884,187,206.87/42,082.13
  6. Step 6: Final answer
    x = 21,010.99

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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.