Home / 41,319.58-57,021.36-22,456.68

Finding the Fourth Proportional to 41,319.58, 57,021.36 and 22,456.68

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Solution

The fourth proportional to 41,319.58, 57,021.36 and 22,456.68 is: 30,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.58 : 57,021.36 = 22,456.68 : x
  2. Step 2: Convert to fraction form
    41,319.58/57,021.36 = 22,456.68/x
  3. Step 3: Cross multiply
    41,319.58x = 57,021.36 × 22,456.68
  4. Step 4: Simplify right side
    41,319.58x = 1,280,510,434.68
  5. Step 5: Solve for x
    x = 1,280,510,434.68/41,319.58
  6. Step 6: Final answer
    x = 30,990.40

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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.