Home / 15,472.66-23,209.44-3,785.88

Finding the Fourth Proportional to 15,472.66, 23,209.44 and 3,785.88

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Solution

The fourth proportional to 15,472.66, 23,209.44 and 3,785.88 is: 5,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472.66 : 23,209.44 = 3,785.88 : x
  2. Step 2: Convert to fraction form
    15,472.66/23,209.44 = 3,785.88/x
  3. Step 3: Cross multiply
    15,472.66x = 23,209.44 × 3,785.88
  4. Step 4: Simplify right side
    15,472.66x = 87,868,154.71
  5. Step 5: Solve for x
    x = 87,868,154.71/15,472.66
  6. Step 6: Final answer
    x = 5,678.93

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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.