Home / 16,719.68-25,076.36-8,397.48

Finding the Fourth Proportional to 16,719.68, 25,076.36 and 8,397.48

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Solution

The fourth proportional to 16,719.68, 25,076.36 and 8,397.48 is: 12,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.68 : 25,076.36 = 8,397.48 : x
  2. Step 2: Convert to fraction form
    16,719.68/25,076.36 = 8,397.48/x
  3. Step 3: Cross multiply
    16,719.68x = 25,076.36 × 8,397.48
  4. Step 4: Simplify right side
    16,719.68x = 210,578,231.57
  5. Step 5: Solve for x
    x = 210,578,231.57/16,719.68
  6. Step 6: Final answer
    x = 12,594.63

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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.