Home / 31,152.11-43,000.17-24,790.37

Finding the Fourth Proportional to 31,152.11, 43,000.17 and 24,790.37

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Solution

The fourth proportional to 31,152.11, 43,000.17 and 24,790.37 is: 34,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152.11 : 43,000.17 = 24,790.37 : x
  2. Step 2: Convert to fraction form
    31,152.11/43,000.17 = 24,790.37/x
  3. Step 3: Cross multiply
    31,152.11x = 43,000.17 × 24,790.37
  4. Step 4: Simplify right side
    31,152.11x = 1,065,990,231.86
  5. Step 5: Solve for x
    x = 1,065,990,231.86/31,152.11
  6. Step 6: Final answer
    x = 34,218.87

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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.