Home / 22,911.41-34,142.11-22,158.87

Finding the Fourth Proportional to 22,911.41, 34,142.11 and 22,158.87

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Solution

The fourth proportional to 22,911.41, 34,142.11 and 22,158.87 is: 33,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,911.41 : 34,142.11 = 22,158.87 : x
  2. Step 2: Convert to fraction form
    22,911.41/34,142.11 = 22,158.87/x
  3. Step 3: Cross multiply
    22,911.41x = 34,142.11 × 22,158.87
  4. Step 4: Simplify right side
    22,911.41x = 756,550,393.59
  5. Step 5: Solve for x
    x = 756,550,393.59/22,911.41
  6. Step 6: Final answer
    x = 33,020.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.