Home / 23,479.28-32,401.34-12,724.46

Finding the Fourth Proportional to 23,479.28, 32,401.34 and 12,724.46

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Solution

The fourth proportional to 23,479.28, 32,401.34 and 12,724.46 is: 17,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,479.28 : 32,401.34 = 12,724.46 : x
  2. Step 2: Convert to fraction form
    23,479.28/32,401.34 = 12,724.46/x
  3. Step 3: Cross multiply
    23,479.28x = 32,401.34 × 12,724.46
  4. Step 4: Simplify right side
    23,479.28x = 412,289,424.58
  5. Step 5: Solve for x
    x = 412,289,424.58/23,479.28
  6. Step 6: Final answer
    x = 17,559.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.