Home / 15,006.96-22,515.30-5,146.02

Finding the Fourth Proportional to 15,006.96, 22,515.30 and 5,146.02

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Solution

The fourth proportional to 15,006.96, 22,515.30 and 5,146.02 is: 7,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.96 : 22,515.30 = 5,146.02 : x
  2. Step 2: Convert to fraction form
    15,006.96/22,515.30 = 5,146.02/x
  3. Step 3: Cross multiply
    15,006.96x = 22,515.30 × 5,146.02
  4. Step 4: Simplify right side
    15,006.96x = 115,864,184.11
  5. Step 5: Solve for x
    x = 115,864,184.11/15,006.96
  6. Step 6: Final answer
    x = 7,720.70

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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.