Home / 43,247.52-64,882.08-12,082.50

Finding the Fourth Proportional to 43,247.52, 64,882.08 and 12,082.50

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Solution

The fourth proportional to 43,247.52, 64,882.08 and 12,082.50 is: 18,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,247.52 : 64,882.08 = 12,082.50 : x
  2. Step 2: Convert to fraction form
    43,247.52/64,882.08 = 12,082.50/x
  3. Step 3: Cross multiply
    43,247.52x = 64,882.08 × 12,082.50
  4. Step 4: Simplify right side
    43,247.52x = 783,937,731.60
  5. Step 5: Solve for x
    x = 783,937,731.60/43,247.52
  6. Step 6: Final answer
    x = 18,126.77

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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.