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Finding the Fourth Proportional to 23,069.12, 34,609.07 and 9,914.18

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Solution

The fourth proportional to 23,069.12, 34,609.07 and 9,914.18 is: 14,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,069.12 : 34,609.07 = 9,914.18 : x
  2. Step 2: Convert to fraction form
    23,069.12/34,609.07 = 9,914.18/x
  3. Step 3: Cross multiply
    23,069.12x = 34,609.07 × 9,914.18
  4. Step 4: Simplify right side
    23,069.12x = 343,120,401.35
  5. Step 5: Solve for x
    x = 343,120,401.35/23,069.12
  6. Step 6: Final answer
    x = 14,873.58

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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.