Home / 28,521.73-39,363.28-17,197.01

Finding the Fourth Proportional to 28,521.73, 39,363.28 and 17,197.01

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Solution

The fourth proportional to 28,521.73, 39,363.28 and 17,197.01 is: 23,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,521.73 : 39,363.28 = 17,197.01 : x
  2. Step 2: Convert to fraction form
    28,521.73/39,363.28 = 17,197.01/x
  3. Step 3: Cross multiply
    28,521.73x = 39,363.28 × 17,197.01
  4. Step 4: Simplify right side
    28,521.73x = 676,930,945.75
  5. Step 5: Solve for x
    x = 676,930,945.75/28,521.73
  6. Step 6: Final answer
    x = 23,733.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.