Home / 22,761.92-34,122.06-19,274.36

Finding the Fourth Proportional to 22,761.92, 34,122.06 and 19,274.36

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Solution

The fourth proportional to 22,761.92, 34,122.06 and 19,274.36 is: 28,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,761.92 : 34,122.06 = 19,274.36 : x
  2. Step 2: Convert to fraction form
    22,761.92/34,122.06 = 19,274.36/x
  3. Step 3: Cross multiply
    22,761.92x = 34,122.06 × 19,274.36
  4. Step 4: Simplify right side
    22,761.92x = 657,680,868.38
  5. Step 5: Solve for x
    x = 657,680,868.38/22,761.92
  6. Step 6: Final answer
    x = 28,893.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.