Home / 43,613.76-65,422.70-15,534.07

Finding the Fourth Proportional to 43,613.76, 65,422.70 and 15,534.07

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Solution

The fourth proportional to 43,613.76, 65,422.70 and 15,534.07 is: 23,301.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,613.76 : 65,422.70 = 15,534.07 : x
  2. Step 2: Convert to fraction form
    43,613.76/65,422.70 = 15,534.07/x
  3. Step 3: Cross multiply
    43,613.76x = 65,422.70 × 15,534.07
  4. Step 4: Simplify right side
    43,613.76x = 1,016,280,801.39
  5. Step 5: Solve for x
    x = 1,016,280,801.39/43,613.76
  6. Step 6: Final answer
    x = 23,301.84

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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.