Home / 34,221.12-47,115.36-29,803.20

Finding the Fourth Proportional to 34,221.12, 47,115.36 and 29,803.20

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Solution

The fourth proportional to 34,221.12, 47,115.36 and 29,803.20 is: 41,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.12 : 47,115.36 = 29,803.20 : x
  2. Step 2: Convert to fraction form
    34,221.12/47,115.36 = 29,803.20/x
  3. Step 3: Cross multiply
    34,221.12x = 47,115.36 × 29,803.20
  4. Step 4: Simplify right side
    34,221.12x = 1,404,188,497.15
  5. Step 5: Solve for x
    x = 1,404,188,497.15/34,221.12
  6. Step 6: Final answer
    x = 41,032.80

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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.