Home / 34,221.46-47,222.28-19,112.92

Finding the Fourth Proportional to 34,221.46, 47,222.28 and 19,112.92

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Solution

The fourth proportional to 34,221.46, 47,222.28 and 19,112.92 is: 26,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,221.46 : 47,222.28 = 19,112.92 : x
  2. Step 2: Convert to fraction form
    34,221.46/47,222.28 = 19,112.92/x
  3. Step 3: Cross multiply
    34,221.46x = 47,222.28 × 19,112.92
  4. Step 4: Simplify right side
    34,221.46x = 902,555,659.86
  5. Step 5: Solve for x
    x = 902,555,659.86/34,221.46
  6. Step 6: Final answer
    x = 26,373.97

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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.