Home / 65,613.54-98,272.34-30,479.26

Finding the Fourth Proportional to 65,613.54, 98,272.34 and 30,479.26

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Solution

The fourth proportional to 65,613.54, 98,272.34 and 30,479.26 is: 45,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613.54 : 98,272.34 = 30,479.26 : x
  2. Step 2: Convert to fraction form
    65,613.54/98,272.34 = 30,479.26/x
  3. Step 3: Cross multiply
    65,613.54x = 98,272.34 × 30,479.26
  4. Step 4: Simplify right side
    65,613.54x = 2,995,268,201.67
  5. Step 5: Solve for x
    x = 2,995,268,201.67/65,613.54
  6. Step 6: Final answer
    x = 45,650.15

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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.