Home / 15,006.12-22,506.87-5,143.14

Finding the Fourth Proportional to 15,006.12, 22,506.87 and 5,143.14

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Solution

The fourth proportional to 15,006.12, 22,506.87 and 5,143.14 is: 7,713.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.12 : 22,506.87 = 5,143.14 : x
  2. Step 2: Convert to fraction form
    15,006.12/22,506.87 = 5,143.14/x
  3. Step 3: Cross multiply
    15,006.12x = 22,506.87 × 5,143.14
  4. Step 4: Simplify right side
    15,006.12x = 115,755,983.37
  5. Step 5: Solve for x
    x = 115,755,983.37/15,006.12
  6. Step 6: Final answer
    x = 7,713.92

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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.