Home / 31,240.14-43,112.46-17,092.98

Finding the Fourth Proportional to 31,240.14, 43,112.46 and 17,092.98

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Solution

The fourth proportional to 31,240.14, 43,112.46 and 17,092.98 is: 23,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.14 : 43,112.46 = 17,092.98 : x
  2. Step 2: Convert to fraction form
    31,240.14/43,112.46 = 17,092.98/x
  3. Step 3: Cross multiply
    31,240.14x = 43,112.46 × 17,092.98
  4. Step 4: Simplify right side
    31,240.14x = 736,920,416.53
  5. Step 5: Solve for x
    x = 736,920,416.53/31,240.14
  6. Step 6: Final answer
    x = 23,588.90

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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.