Home / 51,747.60-71,438.88-34,840.74

Finding the Fourth Proportional to 51,747.60, 71,438.88 and 34,840.74

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Solution

The fourth proportional to 51,747.60, 71,438.88 and 34,840.74 is: 48,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,747.60 : 71,438.88 = 34,840.74 : x
  2. Step 2: Convert to fraction form
    51,747.60/71,438.88 = 34,840.74/x
  3. Step 3: Cross multiply
    51,747.60x = 71,438.88 × 34,840.74
  4. Step 4: Simplify right side
    51,747.60x = 2,488,983,443.97
  5. Step 5: Solve for x
    x = 2,488,983,443.97/51,747.60
  6. Step 6: Final answer
    x = 48,098.53

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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.