Home / 40,234.26-60,388.60-20,527.50

Finding the Fourth Proportional to 40,234.26, 60,388.60 and 20,527.50

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Solution

The fourth proportional to 40,234.26, 60,388.60 and 20,527.50 is: 30,810.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,234.26 : 60,388.60 = 20,527.50 : x
  2. Step 2: Convert to fraction form
    40,234.26/60,388.60 = 20,527.50/x
  3. Step 3: Cross multiply
    40,234.26x = 60,388.60 × 20,527.50
  4. Step 4: Simplify right side
    40,234.26x = 1,239,626,986.50
  5. Step 5: Solve for x
    x = 1,239,626,986.50/40,234.26
  6. Step 6: Final answer
    x = 30,810.23

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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.