Home / 28,792.20-39,732.30-17,614.20

Finding the Fourth Proportional to 28,792.20, 39,732.30 and 17,614.20

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Solution

The fourth proportional to 28,792.20, 39,732.30 and 17,614.20 is: 24,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.20 : 39,732.30 = 17,614.20 : x
  2. Step 2: Convert to fraction form
    28,792.20/39,732.30 = 17,614.20/x
  3. Step 3: Cross multiply
    28,792.20x = 39,732.30 × 17,614.20
  4. Step 4: Simplify right side
    28,792.20x = 699,852,678.66
  5. Step 5: Solve for x
    x = 699,852,678.66/28,792.20
  6. Step 6: Final answer
    x = 24,307.02

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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.