Home / 34,213.28-47,199.12-23,031.20

Finding the Fourth Proportional to 34,213.28, 47,199.12 and 23,031.20

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Solution

The fourth proportional to 34,213.28, 47,199.12 and 23,031.20 is: 31,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,213.28 : 47,199.12 = 23,031.20 : x
  2. Step 2: Convert to fraction form
    34,213.28/47,199.12 = 23,031.20/x
  3. Step 3: Cross multiply
    34,213.28x = 47,199.12 × 23,031.20
  4. Step 4: Simplify right side
    34,213.28x = 1,087,052,372.54
  5. Step 5: Solve for x
    x = 1,087,052,372.54/34,213.28
  6. Step 6: Final answer
    x = 31,772.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.