Home / 23,002.80-34,512.30-9,859.20

Finding the Fourth Proportional to 23,002.80, 34,512.30 and 9,859.20

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Solution

The fourth proportional to 23,002.80, 34,512.30 and 9,859.20 is: 14,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.80 : 34,512.30 = 9,859.20 : x
  2. Step 2: Convert to fraction form
    23,002.80/34,512.30 = 9,859.20/x
  3. Step 3: Cross multiply
    23,002.80x = 34,512.30 × 9,859.20
  4. Step 4: Simplify right side
    23,002.80x = 340,263,668.16
  5. Step 5: Solve for x
    x = 340,263,668.16/23,002.80
  6. Step 6: Final answer
    x = 14,792.27

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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.