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Finding the Fourth Proportional to 43,447.52, 65,193.92 and 23,722.40

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Solution

The fourth proportional to 43,447.52, 65,193.92 and 23,722.40 is: 35,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,447.52 : 65,193.92 = 23,722.40 : x
  2. Step 2: Convert to fraction form
    43,447.52/65,193.92 = 23,722.40/x
  3. Step 3: Cross multiply
    43,447.52x = 65,193.92 × 23,722.40
  4. Step 4: Simplify right side
    43,447.52x = 1,546,556,247.81
  5. Step 5: Solve for x
    x = 1,546,556,247.81/43,447.52
  6. Step 6: Final answer
    x = 35,595.96

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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.