Home / 34,149.60-47,126.25-19,042.45

Finding the Fourth Proportional to 34,149.60, 47,126.25 and 19,042.45

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Solution

The fourth proportional to 34,149.60, 47,126.25 and 19,042.45 is: 26,278.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.60 : 47,126.25 = 19,042.45 : x
  2. Step 2: Convert to fraction form
    34,149.60/47,126.25 = 19,042.45/x
  3. Step 3: Cross multiply
    34,149.60x = 47,126.25 × 19,042.45
  4. Step 4: Simplify right side
    34,149.60x = 897,398,928.47
  5. Step 5: Solve for x
    x = 897,398,928.47/34,149.60
  6. Step 6: Final answer
    x = 26,278.46

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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.