Home / 31,227.12-43,093.76-17,079.66

Finding the Fourth Proportional to 31,227.12, 43,093.76 and 17,079.66

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Solution

The fourth proportional to 31,227.12, 43,093.76 and 17,079.66 is: 23,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,227.12 : 43,093.76 = 17,079.66 : x
  2. Step 2: Convert to fraction form
    31,227.12/43,093.76 = 17,079.66/x
  3. Step 3: Cross multiply
    31,227.12x = 43,093.76 × 17,079.66
  4. Step 4: Simplify right side
    31,227.12x = 736,026,768.92
  5. Step 5: Solve for x
    x = 736,026,768.92/31,227.12
  6. Step 6: Final answer
    x = 23,570.11

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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.