Home / 15,642.57-23,463.87-5,261.61

Finding the Fourth Proportional to 15,642.57, 23,463.87 and 5,261.61

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Solution

The fourth proportional to 15,642.57, 23,463.87 and 5,261.61 is: 7,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.57 : 23,463.87 = 5,261.61 : x
  2. Step 2: Convert to fraction form
    15,642.57/23,463.87 = 5,261.61/x
  3. Step 3: Cross multiply
    15,642.57x = 23,463.87 × 5,261.61
  4. Step 4: Simplify right side
    15,642.57x = 123,457,733.03
  5. Step 5: Solve for x
    x = 123,457,733.03/15,642.57
  6. Step 6: Final answer
    x = 7,892.42

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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.