Home / 41,578.20-62,406.45-21,870.90

Finding the Fourth Proportional to 41,578.20, 62,406.45 and 21,870.90

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Solution

The fourth proportional to 41,578.20, 62,406.45 and 21,870.90 is: 32,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,578.20 : 62,406.45 = 21,870.90 : x
  2. Step 2: Convert to fraction form
    41,578.20/62,406.45 = 21,870.90/x
  3. Step 3: Cross multiply
    41,578.20x = 62,406.45 × 21,870.90
  4. Step 4: Simplify right side
    41,578.20x = 1,364,885,227.31
  5. Step 5: Solve for x
    x = 1,364,885,227.31/41,578.20
  6. Step 6: Final answer
    x = 32,826.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.