Home / 51,392.88-70,896.20-34,397.84

Finding the Fourth Proportional to 51,392.88, 70,896.20 and 34,397.84

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Solution

The fourth proportional to 51,392.88, 70,896.20 and 34,397.84 is: 47,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,392.88 : 70,896.20 = 34,397.84 : x
  2. Step 2: Convert to fraction form
    51,392.88/70,896.20 = 34,397.84/x
  3. Step 3: Cross multiply
    51,392.88x = 70,896.20 × 34,397.84
  4. Step 4: Simplify right side
    51,392.88x = 2,438,676,052.96
  5. Step 5: Solve for x
    x = 2,438,676,052.96/51,392.88
  6. Step 6: Final answer
    x = 47,451.63

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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.