Home / 16,079.41-22,189.65-9,005.88

Finding the Fourth Proportional to 16,079.41, 22,189.65 and 9,005.88

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Solution

The fourth proportional to 16,079.41, 22,189.65 and 9,005.88 is: 12,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.41 : 22,189.65 = 9,005.88 : x
  2. Step 2: Convert to fraction form
    16,079.41/22,189.65 = 9,005.88/x
  3. Step 3: Cross multiply
    16,079.41x = 22,189.65 × 9,005.88
  4. Step 4: Simplify right side
    16,079.41x = 199,837,374.58
  5. Step 5: Solve for x
    x = 199,837,374.58/16,079.41
  6. Step 6: Final answer
    x = 12,428.15

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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.