Home / 16,618.68-22,937.72-9,549.20

Finding the Fourth Proportional to 16,618.68, 22,937.72 and 9,549.20

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Solution

The fourth proportional to 16,618.68, 22,937.72 and 9,549.20 is: 13,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.68 : 22,937.72 = 9,549.20 : x
  2. Step 2: Convert to fraction form
    16,618.68/22,937.72 = 9,549.20/x
  3. Step 3: Cross multiply
    16,618.68x = 22,937.72 × 9,549.20
  4. Step 4: Simplify right side
    16,618.68x = 219,036,885.42
  5. Step 5: Solve for x
    x = 219,036,885.42/16,618.68
  6. Step 6: Final answer
    x = 13,180.16

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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.