Home / 14,889.38-22,469.17-14,393.66

Finding the Fourth Proportional to 14,889.38, 22,469.17 and 14,393.66

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Solution

The fourth proportional to 14,889.38, 22,469.17 and 14,393.66 is: 21,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.38 : 22,469.17 = 14,393.66 : x
  2. Step 2: Convert to fraction form
    14,889.38/22,469.17 = 14,393.66/x
  3. Step 3: Cross multiply
    14,889.38x = 22,469.17 × 14,393.66
  4. Step 4: Simplify right side
    14,889.38x = 323,413,521.49
  5. Step 5: Solve for x
    x = 323,413,521.49/14,889.38
  6. Step 6: Final answer
    x = 21,721.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.