Home / 16,079.77-22,191.45-9,366.02

Finding the Fourth Proportional to 16,079.77, 22,191.45 and 9,366.02

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Solution

The fourth proportional to 16,079.77, 22,191.45 and 9,366.02 is: 12,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.77 : 22,191.45 = 9,366.02 : x
  2. Step 2: Convert to fraction form
    16,079.77/22,191.45 = 9,366.02/x
  3. Step 3: Cross multiply
    16,079.77x = 22,191.45 × 9,366.02
  4. Step 4: Simplify right side
    16,079.77x = 207,845,453.57
  5. Step 5: Solve for x
    x = 207,845,453.57/16,079.77
  6. Step 6: Final answer
    x = 12,925.90

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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.