Home / 41,347.71-57,065.29-40,221.86

Finding the Fourth Proportional to 41,347.71, 57,065.29 and 40,221.86

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Solution

The fourth proportional to 41,347.71, 57,065.29 and 40,221.86 is: 55,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,347.71 : 57,065.29 = 40,221.86 : x
  2. Step 2: Convert to fraction form
    41,347.71/57,065.29 = 40,221.86/x
  3. Step 3: Cross multiply
    41,347.71x = 57,065.29 × 40,221.86
  4. Step 4: Simplify right side
    41,347.71x = 2,295,272,105.24
  5. Step 5: Solve for x
    x = 2,295,272,105.24/41,347.71
  6. Step 6: Final answer
    x = 55,511.47

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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.