Home / 15,616.38-23,427.70-5,755.70

Finding the Fourth Proportional to 15,616.38, 23,427.70 and 5,755.70

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Solution

The fourth proportional to 15,616.38, 23,427.70 and 5,755.70 is: 8,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616.38 : 23,427.70 = 5,755.70 : x
  2. Step 2: Convert to fraction form
    15,616.38/23,427.70 = 5,755.70/x
  3. Step 3: Cross multiply
    15,616.38x = 23,427.70 × 5,755.70
  4. Step 4: Simplify right side
    15,616.38x = 134,842,812.89
  5. Step 5: Solve for x
    x = 134,842,812.89/15,616.38
  6. Step 6: Final answer
    x = 8,634.70

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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.