Home / 16,053.55-22,157.36-9,767.95

Finding the Fourth Proportional to 16,053.55, 22,157.36 and 9,767.95

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Solution

The fourth proportional to 16,053.55, 22,157.36 and 9,767.95 is: 13,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053.55 : 22,157.36 = 9,767.95 : x
  2. Step 2: Convert to fraction form
    16,053.55/22,157.36 = 9,767.95/x
  3. Step 3: Cross multiply
    16,053.55x = 22,157.36 × 9,767.95
  4. Step 4: Simplify right side
    16,053.55x = 216,431,984.61
  5. Step 5: Solve for x
    x = 216,431,984.61/16,053.55
  6. Step 6: Final answer
    x = 13,481.88

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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.