Home / 16,004.97-22,086.93-8,931.65

Finding the Fourth Proportional to 16,004.97, 22,086.93 and 8,931.65

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Solution

The fourth proportional to 16,004.97, 22,086.93 and 8,931.65 is: 12,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,004.97 : 22,086.93 = 8,931.65 : x
  2. Step 2: Convert to fraction form
    16,004.97/22,086.93 = 8,931.65/x
  3. Step 3: Cross multiply
    16,004.97x = 22,086.93 × 8,931.65
  4. Step 4: Simplify right side
    16,004.97x = 197,272,617.90
  5. Step 5: Solve for x
    x = 197,272,617.90/16,004.97
  6. Step 6: Final answer
    x = 12,325.71

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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.