Home / 31,469.92-47,211.36-26,311.84

Finding the Fourth Proportional to 31,469.92, 47,211.36 and 26,311.84

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Solution

The fourth proportional to 31,469.92, 47,211.36 and 26,311.84 is: 39,473.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,469.92 : 47,211.36 = 26,311.84 : x
  2. Step 2: Convert to fraction form
    31,469.92/47,211.36 = 26,311.84/x
  3. Step 3: Cross multiply
    31,469.92x = 47,211.36 × 26,311.84
  4. Step 4: Simplify right side
    31,469.92x = 1,242,217,750.50
  5. Step 5: Solve for x
    x = 1,242,217,750.50/31,469.92
  6. Step 6: Final answer
    x = 39,473.18

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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.