Home / 15,529.38-23,297.71-5,141.13

Finding the Fourth Proportional to 15,529.38, 23,297.71 and 5,141.13

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Solution

The fourth proportional to 15,529.38, 23,297.71 and 5,141.13 is: 7,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.38 : 23,297.71 = 5,141.13 : x
  2. Step 2: Convert to fraction form
    15,529.38/23,297.71 = 5,141.13/x
  3. Step 3: Cross multiply
    15,529.38x = 23,297.71 × 5,141.13
  4. Step 4: Simplify right side
    15,529.38x = 119,776,426.47
  5. Step 5: Solve for x
    x = 119,776,426.47/15,529.38
  6. Step 6: Final answer
    x = 7,712.89

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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.