Home / 38,689.83-58,015.29-17,927.91

Finding the Fourth Proportional to 38,689.83, 58,015.29 and 17,927.91

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Solution

The fourth proportional to 38,689.83, 58,015.29 and 17,927.91 is: 26,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.83 : 58,015.29 = 17,927.91 : x
  2. Step 2: Convert to fraction form
    38,689.83/58,015.29 = 17,927.91/x
  3. Step 3: Cross multiply
    38,689.83x = 58,015.29 × 17,927.91
  4. Step 4: Simplify right side
    38,689.83x = 1,040,092,897.74
  5. Step 5: Solve for x
    x = 1,040,092,897.74/38,689.83
  6. Step 6: Final answer
    x = 26,882.85

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1.5x scale

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.