Home / 19,064.30-28,565.24-18,335.30

Finding the Fourth Proportional to 19,064.30, 28,565.24 and 18,335.30

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Solution

The fourth proportional to 19,064.30, 28,565.24 and 18,335.30 is: 27,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.30 : 28,565.24 = 18,335.30 : x
  2. Step 2: Convert to fraction form
    19,064.30/28,565.24 = 18,335.30/x
  3. Step 3: Cross multiply
    19,064.30x = 28,565.24 × 18,335.30
  4. Step 4: Simplify right side
    19,064.30x = 523,752,244.97
  5. Step 5: Solve for x
    x = 523,752,244.97/19,064.30
  6. Step 6: Final answer
    x = 27,472.93

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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.