Home / 16,418.08-22,657.04-8,966.56

Finding the Fourth Proportional to 16,418.08, 22,657.04 and 8,966.56

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Solution

The fourth proportional to 16,418.08, 22,657.04 and 8,966.56 is: 12,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.08 : 22,657.04 = 8,966.56 : x
  2. Step 2: Convert to fraction form
    16,418.08/22,657.04 = 8,966.56/x
  3. Step 3: Cross multiply
    16,418.08x = 22,657.04 × 8,966.56
  4. Step 4: Simplify right side
    16,418.08x = 203,155,708.58
  5. Step 5: Solve for x
    x = 203,155,708.58/16,418.08
  6. Step 6: Final answer
    x = 12,373.90

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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.