Home / 18,461.24-25,472.39-10,902.41

Finding the Fourth Proportional to 18,461.24, 25,472.39 and 10,902.41

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Solution

The fourth proportional to 18,461.24, 25,472.39 and 10,902.41 is: 15,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.24 : 25,472.39 = 10,902.41 : x
  2. Step 2: Convert to fraction form
    18,461.24/25,472.39 = 10,902.41/x
  3. Step 3: Cross multiply
    18,461.24x = 25,472.39 × 10,902.41
  4. Step 4: Simplify right side
    18,461.24x = 277,710,439.46
  5. Step 5: Solve for x
    x = 277,710,439.46/18,461.24
  6. Step 6: Final answer
    x = 15,042.89

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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.