Home / 16,418.25-22,657.19-8,966.25

Finding the Fourth Proportional to 16,418.25, 22,657.19 and 8,966.25

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Solution

The fourth proportional to 16,418.25, 22,657.19 and 8,966.25 is: 12,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.25 : 22,657.19 = 8,966.25 : x
  2. Step 2: Convert to fraction form
    16,418.25/22,657.19 = 8,966.25/x
  3. Step 3: Cross multiply
    16,418.25x = 22,657.19 × 8,966.25
  4. Step 4: Simplify right side
    16,418.25x = 203,149,985.01
  5. Step 5: Solve for x
    x = 203,149,985.01/16,418.25
  6. Step 6: Final answer
    x = 12,373.43

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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.