Home / 15,586.38-23,382.77-5,725.76

Finding the Fourth Proportional to 15,586.38, 23,382.77 and 5,725.76

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Solution

The fourth proportional to 15,586.38, 23,382.77 and 5,725.76 is: 8,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.38 : 23,382.77 = 5,725.76 : x
  2. Step 2: Convert to fraction form
    15,586.38/23,382.77 = 5,725.76/x
  3. Step 3: Cross multiply
    15,586.38x = 23,382.77 × 5,725.76
  4. Step 4: Simplify right side
    15,586.38x = 133,883,983.61
  5. Step 5: Solve for x
    x = 133,883,983.61/15,586.38
  6. Step 6: Final answer
    x = 8,589.81

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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.