Home / 41,322.90-61,949.52-17,931.72

Finding the Fourth Proportional to 41,322.90, 61,949.52 and 17,931.72

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Solution

The fourth proportional to 41,322.90, 61,949.52 and 17,931.72 is: 26,882.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,322.90 : 61,949.52 = 17,931.72 : x
  2. Step 2: Convert to fraction form
    41,322.90/61,949.52 = 17,931.72/x
  3. Step 3: Cross multiply
    41,322.90x = 61,949.52 × 17,931.72
  4. Step 4: Simplify right side
    41,322.90x = 1,110,861,446.77
  5. Step 5: Solve for x
    x = 1,110,861,446.77/41,322.90
  6. Step 6: Final answer
    x = 26,882.47

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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.