Home / 31,524.30-47,286.45-29,580.30

Finding the Fourth Proportional to 31,524.30, 47,286.45 and 29,580.30

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Solution

The fourth proportional to 31,524.30, 47,286.45 and 29,580.30 is: 44,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,524.30 : 47,286.45 = 29,580.30 : x
  2. Step 2: Convert to fraction form
    31,524.30/47,286.45 = 29,580.30/x
  3. Step 3: Cross multiply
    31,524.30x = 47,286.45 × 29,580.30
  4. Step 4: Simplify right side
    31,524.30x = 1,398,747,376.94
  5. Step 5: Solve for x
    x = 1,398,747,376.94/31,524.30
  6. Step 6: Final answer
    x = 44,370.45

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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.