Home / 52,526.13-78,789.87-17,465.78

Finding the Fourth Proportional to 52,526.13, 78,789.87 and 17,465.78

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Solution

The fourth proportional to 52,526.13, 78,789.87 and 17,465.78 is: 26,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,526.13 : 78,789.87 = 17,465.78 : x
  2. Step 2: Convert to fraction form
    52,526.13/78,789.87 = 17,465.78/x
  3. Step 3: Cross multiply
    52,526.13x = 78,789.87 × 17,465.78
  4. Step 4: Simplify right side
    52,526.13x = 1,376,126,535.65
  5. Step 5: Solve for x
    x = 1,376,126,535.65/52,526.13
  6. Step 6: Final answer
    x = 26,198.89

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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.