Home / 31,194.24-43,035.20-22,677.70

Finding the Fourth Proportional to 31,194.24, 43,035.20 and 22,677.70

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Solution

The fourth proportional to 31,194.24, 43,035.20 and 22,677.70 is: 31,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,194.24 : 43,035.20 = 22,677.70 : x
  2. Step 2: Convert to fraction form
    31,194.24/43,035.20 = 22,677.70/x
  3. Step 3: Cross multiply
    31,194.24x = 43,035.20 × 22,677.70
  4. Step 4: Simplify right side
    31,194.24x = 975,939,355.04
  5. Step 5: Solve for x
    x = 975,939,355.04/31,194.24
  6. Step 6: Final answer
    x = 31,285.88

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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.