Home / 40,247.20-60,370.80-23,615.20

Finding the Fourth Proportional to 40,247.20, 60,370.80 and 23,615.20

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Solution

The fourth proportional to 40,247.20, 60,370.80 and 23,615.20 is: 35,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.20 : 60,370.80 = 23,615.20 : x
  2. Step 2: Convert to fraction form
    40,247.20/60,370.80 = 23,615.20/x
  3. Step 3: Cross multiply
    40,247.20x = 60,370.80 × 23,615.20
  4. Step 4: Simplify right side
    40,247.20x = 1,425,668,516.16
  5. Step 5: Solve for x
    x = 1,425,668,516.16/40,247.20
  6. Step 6: Final answer
    x = 35,422.80

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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.