Home / 15,152.82-22,715.24-5,790.03

Finding the Fourth Proportional to 15,152.82, 22,715.24 and 5,790.03

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Solution

The fourth proportional to 15,152.82, 22,715.24 and 5,790.03 is: 8,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.82 : 22,715.24 = 5,790.03 : x
  2. Step 2: Convert to fraction form
    15,152.82/22,715.24 = 5,790.03/x
  3. Step 3: Cross multiply
    15,152.82x = 22,715.24 × 5,790.03
  4. Step 4: Simplify right side
    15,152.82x = 131,521,892.11
  5. Step 5: Solve for x
    x = 131,521,892.11/15,152.82
  6. Step 6: Final answer
    x = 8,679.70

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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.