Home / 31,486.60-43,456.26-23,920.52

Finding the Fourth Proportional to 31,486.60, 43,456.26 and 23,920.52

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Solution

The fourth proportional to 31,486.60, 43,456.26 and 23,920.52 is: 33,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,486.60 : 43,456.26 = 23,920.52 : x
  2. Step 2: Convert to fraction form
    31,486.60/43,456.26 = 23,920.52/x
  3. Step 3: Cross multiply
    31,486.60x = 43,456.26 × 23,920.52
  4. Step 4: Simplify right side
    31,486.60x = 1,039,496,336.46
  5. Step 5: Solve for x
    x = 1,039,496,336.46/31,486.60
  6. Step 6: Final answer
    x = 33,013.93

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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.