Home / 41,445.84-57,178.14-28,877.88

Finding the Fourth Proportional to 41,445.84, 57,178.14 and 28,877.88

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Solution

The fourth proportional to 41,445.84, 57,178.14 and 28,877.88 is: 39,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,445.84 : 57,178.14 = 28,877.88 : x
  2. Step 2: Convert to fraction form
    41,445.84/57,178.14 = 28,877.88/x
  3. Step 3: Cross multiply
    41,445.84x = 57,178.14 × 28,877.88
  4. Step 4: Simplify right side
    41,445.84x = 1,651,183,465.54
  5. Step 5: Solve for x
    x = 1,651,183,465.54/41,445.84
  6. Step 6: Final answer
    x = 39,839.55

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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.