Home / 16,866.57-23,275.86-9,414.57

Finding the Fourth Proportional to 16,866.57, 23,275.86 and 9,414.57

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Solution

The fourth proportional to 16,866.57, 23,275.86 and 9,414.57 is: 12,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.57 : 23,275.86 = 9,414.57 : x
  2. Step 2: Convert to fraction form
    16,866.57/23,275.86 = 9,414.57/x
  3. Step 3: Cross multiply
    16,866.57x = 23,275.86 × 9,414.57
  4. Step 4: Simplify right side
    16,866.57x = 219,132,213.28
  5. Step 5: Solve for x
    x = 219,132,213.28/16,866.57
  6. Step 6: Final answer
    x = 12,992.10

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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.