Home / 18,045.48-24,903.10-10,086.85

Finding the Fourth Proportional to 18,045.48, 24,903.10 and 10,086.85

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Solution

The fourth proportional to 18,045.48, 24,903.10 and 10,086.85 is: 13,920.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.48 : 24,903.10 = 10,086.85 : x
  2. Step 2: Convert to fraction form
    18,045.48/24,903.10 = 10,086.85/x
  3. Step 3: Cross multiply
    18,045.48x = 24,903.10 × 10,086.85
  4. Step 4: Simplify right side
    18,045.48x = 251,193,891.27
  5. Step 5: Solve for x
    x = 251,193,891.27/18,045.48
  6. Step 6: Final answer
    x = 13,920.04

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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.