Home / 31,626.60-47,440.71-14,982.72

Finding the Fourth Proportional to 31,626.60, 47,440.71 and 14,982.72

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Solution

The fourth proportional to 31,626.60, 47,440.71 and 14,982.72 is: 22,474.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,626.60 : 47,440.71 = 14,982.72 : x
  2. Step 2: Convert to fraction form
    31,626.60/47,440.71 = 14,982.72/x
  3. Step 3: Cross multiply
    31,626.60x = 47,440.71 × 14,982.72
  4. Step 4: Simplify right side
    31,626.60x = 710,790,874.53
  5. Step 5: Solve for x
    x = 710,790,874.53/31,626.60
  6. Step 6: Final answer
    x = 22,474.46

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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.