Home / 31,263.25-43,139.27-17,833.70

Finding the Fourth Proportional to 31,263.25, 43,139.27 and 17,833.70

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Solution

The fourth proportional to 31,263.25, 43,139.27 and 17,833.70 is: 24,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,263.25 : 43,139.27 = 17,833.70 : x
  2. Step 2: Convert to fraction form
    31,263.25/43,139.27 = 17,833.70/x
  3. Step 3: Cross multiply
    31,263.25x = 43,139.27 × 17,833.70
  4. Step 4: Simplify right side
    31,263.25x = 769,332,851.52
  5. Step 5: Solve for x
    x = 769,332,851.52/31,263.25
  6. Step 6: Final answer
    x = 24,608.22

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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.