Home / 15,006.12-22,508.16-5,145.24

Finding the Fourth Proportional to 15,006.12, 22,508.16 and 5,145.24

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Solution

The fourth proportional to 15,006.12, 22,508.16 and 5,145.24 is: 7,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.12 : 22,508.16 = 5,145.24 : x
  2. Step 2: Convert to fraction form
    15,006.12/22,508.16 = 5,145.24/x
  3. Step 3: Cross multiply
    15,006.12x = 22,508.16 × 5,145.24
  4. Step 4: Simplify right side
    15,006.12x = 115,809,885.16
  5. Step 5: Solve for x
    x = 115,809,885.16/15,006.12
  6. Step 6: Final answer
    x = 7,717.51

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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.