Home / 16,418.04-22,656.78-8,966.04

Finding the Fourth Proportional to 16,418.04, 22,656.78 and 8,966.04

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Solution

The fourth proportional to 16,418.04, 22,656.78 and 8,966.04 is: 12,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.04 : 22,656.78 = 8,966.04 : x
  2. Step 2: Convert to fraction form
    16,418.04/22,656.78 = 8,966.04/x
  3. Step 3: Cross multiply
    16,418.04x = 22,656.78 × 8,966.04
  4. Step 4: Simplify right side
    16,418.04x = 203,141,595.75
  5. Step 5: Solve for x
    x = 203,141,595.75/16,418.04
  6. Step 6: Final answer
    x = 12,373.07

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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.