Home / 23,019.48-34,454.94-11,910.90

Finding the Fourth Proportional to 23,019.48, 34,454.94 and 11,910.90

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Solution

The fourth proportional to 23,019.48, 34,454.94 and 11,910.90 is: 17,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019.48 : 34,454.94 = 11,910.90 : x
  2. Step 2: Convert to fraction form
    23,019.48/34,454.94 = 11,910.90/x
  3. Step 3: Cross multiply
    23,019.48x = 34,454.94 × 11,910.90
  4. Step 4: Simplify right side
    23,019.48x = 410,389,344.85
  5. Step 5: Solve for x
    x = 410,389,344.85/23,019.48
  6. Step 6: Final answer
    x = 17,827.92

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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.