Home / 51,132.72-70,540.44-29,902.62

Finding the Fourth Proportional to 51,132.72, 70,540.44 and 29,902.62

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Solution

The fourth proportional to 51,132.72, 70,540.44 and 29,902.62 is: 41,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,132.72 : 70,540.44 = 29,902.62 : x
  2. Step 2: Convert to fraction form
    51,132.72/70,540.44 = 29,902.62/x
  3. Step 3: Cross multiply
    51,132.72x = 70,540.44 × 29,902.62
  4. Step 4: Simplify right side
    51,132.72x = 2,109,343,971.95
  5. Step 5: Solve for x
    x = 2,109,343,971.95/51,132.72
  6. Step 6: Final answer
    x = 41,252.33

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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.