Home / 31,034.28-42,752.04-23,062.68

Finding the Fourth Proportional to 31,034.28, 42,752.04 and 23,062.68

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Solution

The fourth proportional to 31,034.28, 42,752.04 and 23,062.68 is: 31,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,034.28 : 42,752.04 = 23,062.68 : x
  2. Step 2: Convert to fraction form
    31,034.28/42,752.04 = 23,062.68/x
  3. Step 3: Cross multiply
    31,034.28x = 42,752.04 × 23,062.68
  4. Step 4: Simplify right side
    31,034.28x = 985,976,617.87
  5. Step 5: Solve for x
    x = 985,976,617.87/31,034.28
  6. Step 6: Final answer
    x = 31,770.57

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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.