Home / 31,341.16-43,250.80-17,193.70

Finding the Fourth Proportional to 31,341.16, 43,250.80 and 17,193.70

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Solution

The fourth proportional to 31,341.16, 43,250.80 and 17,193.70 is: 23,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,341.16 : 43,250.80 = 17,193.70 : x
  2. Step 2: Convert to fraction form
    31,341.16/43,250.80 = 17,193.70/x
  3. Step 3: Cross multiply
    31,341.16x = 43,250.80 × 17,193.70
  4. Step 4: Simplify right side
    31,341.16x = 743,641,279.96
  5. Step 5: Solve for x
    x = 743,641,279.96/31,341.16
  6. Step 6: Final answer
    x = 23,727.31

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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.