Home / 51,575.22-71,170.10-30,351.60

Finding the Fourth Proportional to 51,575.22, 71,170.10 and 30,351.60

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Solution

The fourth proportional to 51,575.22, 71,170.10 and 30,351.60 is: 41,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,575.22 : 71,170.10 = 30,351.60 : x
  2. Step 2: Convert to fraction form
    51,575.22/71,170.10 = 30,351.60/x
  3. Step 3: Cross multiply
    51,575.22x = 71,170.10 × 30,351.60
  4. Step 4: Simplify right side
    51,575.22x = 2,160,126,407.16
  5. Step 5: Solve for x
    x = 2,160,126,407.16/51,575.22
  6. Step 6: Final answer
    x = 41,883.03

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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.