Home / 15,585.38-23,381.12-5,724.74

Finding the Fourth Proportional to 15,585.38, 23,381.12 and 5,724.74

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Solution

The fourth proportional to 15,585.38, 23,381.12 and 5,724.74 is: 8,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.38 : 23,381.12 = 5,724.74 : x
  2. Step 2: Convert to fraction form
    15,585.38/23,381.12 = 5,724.74/x
  3. Step 3: Cross multiply
    15,585.38x = 23,381.12 × 5,724.74
  4. Step 4: Simplify right side
    15,585.38x = 133,850,716.00
  5. Step 5: Solve for x
    x = 133,850,716.00/15,585.38
  6. Step 6: Final answer
    x = 8,588.22

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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.