Home / 45,046.40-62,165.78-29,912.96

Finding the Fourth Proportional to 45,046.40, 62,165.78 and 29,912.96

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Solution

The fourth proportional to 45,046.40, 62,165.78 and 29,912.96 is: 41,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,046.40 : 62,165.78 = 29,912.96 : x
  2. Step 2: Convert to fraction form
    45,046.40/62,165.78 = 29,912.96/x
  3. Step 3: Cross multiply
    45,046.40x = 62,165.78 × 29,912.96
  4. Step 4: Simplify right side
    45,046.40x = 1,859,562,608.53
  5. Step 5: Solve for x
    x = 1,859,562,608.53/45,046.40
  6. Step 6: Final answer
    x = 41,281.05

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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.