Home / 18,206.11-25,124.49-10,248.46

Finding the Fourth Proportional to 18,206.11, 25,124.49 and 10,248.46

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Solution

The fourth proportional to 18,206.11, 25,124.49 and 10,248.46 is: 14,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.11 : 25,124.49 = 10,248.46 : x
  2. Step 2: Convert to fraction form
    18,206.11/25,124.49 = 10,248.46/x
  3. Step 3: Cross multiply
    18,206.11x = 25,124.49 × 10,248.46
  4. Step 4: Simplify right side
    18,206.11x = 257,487,330.79
  5. Step 5: Solve for x
    x = 257,487,330.79/18,206.11
  6. Step 6: Final answer
    x = 14,142.91

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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.