Home / 31,553.44-47,334.86-9,364.20

Finding the Fourth Proportional to 31,553.44, 47,334.86 and 9,364.20

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Solution

The fourth proportional to 31,553.44, 47,334.86 and 9,364.20 is: 14,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,553.44 : 47,334.86 = 9,364.20 : x
  2. Step 2: Convert to fraction form
    31,553.44/47,334.86 = 9,364.20/x
  3. Step 3: Cross multiply
    31,553.44x = 47,334.86 × 9,364.20
  4. Step 4: Simplify right side
    31,553.44x = 443,253,096.01
  5. Step 5: Solve for x
    x = 443,253,096.01/31,553.44
  6. Step 6: Final answer
    x = 14,047.69

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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.