Home / 26,123.04-39,189.48-11,892.62

Finding the Fourth Proportional to 26,123.04, 39,189.48 and 11,892.62

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Solution

The fourth proportional to 26,123.04, 39,189.48 and 11,892.62 is: 17,841.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123.04 : 39,189.48 = 11,892.62 : x
  2. Step 2: Convert to fraction form
    26,123.04/39,189.48 = 11,892.62/x
  3. Step 3: Cross multiply
    26,123.04x = 39,189.48 × 11,892.62
  4. Step 4: Simplify right side
    26,123.04x = 466,065,397.69
  5. Step 5: Solve for x
    x = 466,065,397.69/26,123.04
  6. Step 6: Final answer
    x = 17,841.16

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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.