Home / 16,122.42-22,250.33-8,953.71

Finding the Fourth Proportional to 16,122.42, 22,250.33 and 8,953.71

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Solution

The fourth proportional to 16,122.42, 22,250.33 and 8,953.71 is: 12,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.42 : 22,250.33 = 8,953.71 : x
  2. Step 2: Convert to fraction form
    16,122.42/22,250.33 = 8,953.71/x
  3. Step 3: Cross multiply
    16,122.42x = 22,250.33 × 8,953.71
  4. Step 4: Simplify right side
    16,122.42x = 199,223,133.10
  5. Step 5: Solve for x
    x = 199,223,133.10/16,122.42
  6. Step 6: Final answer
    x = 12,356.90

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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.