Home / 23,225.82-34,831.04-8,987.69

Finding the Fourth Proportional to 23,225.82, 34,831.04 and 8,987.69

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Solution

The fourth proportional to 23,225.82, 34,831.04 and 8,987.69 is: 13,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,225.82 : 34,831.04 = 8,987.69 : x
  2. Step 2: Convert to fraction form
    23,225.82/34,831.04 = 8,987.69/x
  3. Step 3: Cross multiply
    23,225.82x = 34,831.04 × 8,987.69
  4. Step 4: Simplify right side
    23,225.82x = 313,050,589.90
  5. Step 5: Solve for x
    x = 313,050,589.90/23,225.82
  6. Step 6: Final answer
    x = 13,478.56

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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.