Home / 41,188.64-61,785.14-13,106.76

Finding the Fourth Proportional to 41,188.64, 61,785.14 and 13,106.76

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Solution

The fourth proportional to 41,188.64, 61,785.14 and 13,106.76 is: 19,660.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,188.64 : 61,785.14 = 13,106.76 : x
  2. Step 2: Convert to fraction form
    41,188.64/61,785.14 = 13,106.76/x
  3. Step 3: Cross multiply
    41,188.64x = 61,785.14 × 13,106.76
  4. Step 4: Simplify right side
    41,188.64x = 809,803,001.55
  5. Step 5: Solve for x
    x = 809,803,001.55/41,188.64
  6. Step 6: Final answer
    x = 19,660.83

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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.