Home / 15,502.68-23,251.59-5,640.54

Finding the Fourth Proportional to 15,502.68, 23,251.59 and 5,640.54

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Solution

The fourth proportional to 15,502.68, 23,251.59 and 5,640.54 is: 8,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502.68 : 23,251.59 = 5,640.54 : x
  2. Step 2: Convert to fraction form
    15,502.68/23,251.59 = 5,640.54/x
  3. Step 3: Cross multiply
    15,502.68x = 23,251.59 × 5,640.54
  4. Step 4: Simplify right side
    15,502.68x = 131,151,523.46
  5. Step 5: Solve for x
    x = 131,151,523.46/15,502.68
  6. Step 6: Final answer
    x = 8,459.93

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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.