Home / 23,439.06-35,175.42-9,209.70

Finding the Fourth Proportional to 23,439.06, 35,175.42 and 9,209.70

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Solution

The fourth proportional to 23,439.06, 35,175.42 and 9,209.70 is: 13,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.06 : 35,175.42 = 9,209.70 : x
  2. Step 2: Convert to fraction form
    23,439.06/35,175.42 = 9,209.70/x
  3. Step 3: Cross multiply
    23,439.06x = 35,175.42 × 9,209.70
  4. Step 4: Simplify right side
    23,439.06x = 323,955,065.57
  5. Step 5: Solve for x
    x = 323,955,065.57/23,439.06
  6. Step 6: Final answer
    x = 13,821.16

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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.