Home / 66,403.92-99,615.60-24,286.08

Finding the Fourth Proportional to 66,403.92, 99,615.60 and 24,286.08

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Solution

The fourth proportional to 66,403.92, 99,615.60 and 24,286.08 is: 36,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,403.92 : 99,615.60 = 24,286.08 : x
  2. Step 2: Convert to fraction form
    66,403.92/99,615.60 = 24,286.08/x
  3. Step 3: Cross multiply
    66,403.92x = 99,615.60 × 24,286.08
  4. Step 4: Simplify right side
    66,403.92x = 2,419,272,430.85
  5. Step 5: Solve for x
    x = 2,419,272,430.85/66,403.92
  6. Step 6: Final answer
    x = 36,432.67

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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.