Home / 34,129.32-47,098.77-19,982.46

Finding the Fourth Proportional to 34,129.32, 47,098.77 and 19,982.46

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Solution

The fourth proportional to 34,129.32, 47,098.77 and 19,982.46 is: 27,575.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.32 : 47,098.77 = 19,982.46 : x
  2. Step 2: Convert to fraction form
    34,129.32/47,098.77 = 19,982.46/x
  3. Step 3: Cross multiply
    34,129.32x = 47,098.77 × 19,982.46
  4. Step 4: Simplify right side
    34,129.32x = 941,149,287.57
  5. Step 5: Solve for x
    x = 941,149,287.57/34,129.32
  6. Step 6: Final answer
    x = 27,575.98

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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.