Home / 23,168.39-34,759.06-9,119.75

Finding the Fourth Proportional to 23,168.39, 34,759.06 and 9,119.75

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Solution

The fourth proportional to 23,168.39, 34,759.06 and 9,119.75 is: 13,682.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168.39 : 34,759.06 = 9,119.75 : x
  2. Step 2: Convert to fraction form
    23,168.39/34,759.06 = 9,119.75/x
  3. Step 3: Cross multiply
    23,168.39x = 34,759.06 × 9,119.75
  4. Step 4: Simplify right side
    23,168.39x = 316,993,740.84
  5. Step 5: Solve for x
    x = 316,993,740.84/23,168.39
  6. Step 6: Final answer
    x = 13,682.17

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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.