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Finding the Fourth Proportional to 23,708.91, 35,562.90 and 7,080.21

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Solution

The fourth proportional to 23,708.91, 35,562.90 and 7,080.21 is: 10,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,708.91 : 35,562.90 = 7,080.21 : x
  2. Step 2: Convert to fraction form
    23,708.91/35,562.90 = 7,080.21/x
  3. Step 3: Cross multiply
    23,708.91x = 35,562.90 × 7,080.21
  4. Step 4: Simplify right side
    23,708.91x = 251,792,800.21
  5. Step 5: Solve for x
    x = 251,792,800.21/23,708.91
  6. Step 6: Final answer
    x = 10,620.18

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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.