Home / 31,817.30-47,733.60-22,475.49

Finding the Fourth Proportional to 31,817.30, 47,733.60 and 22,475.49

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Solution

The fourth proportional to 31,817.30, 47,733.60 and 22,475.49 is: 33,718.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,817.30 : 47,733.60 = 22,475.49 : x
  2. Step 2: Convert to fraction form
    31,817.30/47,733.60 = 22,475.49/x
  3. Step 3: Cross multiply
    31,817.30x = 47,733.60 × 22,475.49
  4. Step 4: Simplify right side
    31,817.30x = 1,072,836,049.46
  5. Step 5: Solve for x
    x = 1,072,836,049.46/31,817.30
  6. Step 6: Final answer
    x = 33,718.64

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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.