Home / 41,239.99-61,864.59-11,660.13

Finding the Fourth Proportional to 41,239.99, 61,864.59 and 11,660.13

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Solution

The fourth proportional to 41,239.99, 61,864.59 and 11,660.13 is: 17,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,239.99 : 61,864.59 = 11,660.13 : x
  2. Step 2: Convert to fraction form
    41,239.99/61,864.59 = 11,660.13/x
  3. Step 3: Cross multiply
    41,239.99x = 61,864.59 × 11,660.13
  4. Step 4: Simplify right side
    41,239.99x = 721,349,006.93
  5. Step 5: Solve for x
    x = 721,349,006.93/41,239.99
  6. Step 6: Final answer
    x = 17,491.50

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1.5x scale

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.