Home / 41,508.81-57,264.71-28,940.85

Finding the Fourth Proportional to 41,508.81, 57,264.71 and 28,940.85

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Solution

The fourth proportional to 41,508.81, 57,264.71 and 28,940.85 is: 39,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,508.81 : 57,264.71 = 28,940.85 : x
  2. Step 2: Convert to fraction form
    41,508.81/57,264.71 = 28,940.85/x
  3. Step 3: Cross multiply
    41,508.81x = 57,264.71 × 28,940.85
  4. Step 4: Simplify right side
    41,508.81x = 1,657,289,237.70
  5. Step 5: Solve for x
    x = 1,657,289,237.70/41,508.81
  6. Step 6: Final answer
    x = 39,926.20

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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.