Home / 28,865.57-39,841.11-16,932.74

Finding the Fourth Proportional to 28,865.57, 39,841.11 and 16,932.74

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Solution

The fourth proportional to 28,865.57, 39,841.11 and 16,932.74 is: 23,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865.57 : 39,841.11 = 16,932.74 : x
  2. Step 2: Convert to fraction form
    28,865.57/39,841.11 = 16,932.74/x
  3. Step 3: Cross multiply
    28,865.57x = 39,841.11 × 16,932.74
  4. Step 4: Simplify right side
    28,865.57x = 674,618,957.74
  5. Step 5: Solve for x
    x = 674,618,957.74/28,865.57
  6. Step 6: Final answer
    x = 23,371.06

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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.