Home / 55,073.22-82,609.67-15,630.37

Finding the Fourth Proportional to 55,073.22, 82,609.67 and 15,630.37

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Solution

The fourth proportional to 55,073.22, 82,609.67 and 15,630.37 is: 23,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,073.22 : 82,609.67 = 15,630.37 : x
  2. Step 2: Convert to fraction form
    55,073.22/82,609.67 = 15,630.37/x
  3. Step 3: Cross multiply
    55,073.22x = 82,609.67 × 15,630.37
  4. Step 4: Simplify right side
    55,073.22x = 1,291,219,540.23
  5. Step 5: Solve for x
    x = 1,291,219,540.23/55,073.22
  6. Step 6: Final answer
    x = 23,445.51

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.