Home / 22,710.75-34,066.27-7,919.61

Finding the Fourth Proportional to 22,710.75, 34,066.27 and 7,919.61

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Solution

The fourth proportional to 22,710.75, 34,066.27 and 7,919.61 is: 11,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710.75 : 34,066.27 = 7,919.61 : x
  2. Step 2: Convert to fraction form
    22,710.75/34,066.27 = 7,919.61/x
  3. Step 3: Cross multiply
    22,710.75x = 34,066.27 × 7,919.61
  4. Step 4: Simplify right side
    22,710.75x = 269,791,454.71
  5. Step 5: Solve for x
    x = 269,791,454.71/22,710.75
  6. Step 6: Final answer
    x = 11,879.46

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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.