Home / 26,280.64-39,423.36-10,481.84

Finding the Fourth Proportional to 26,280.64, 39,423.36 and 10,481.84

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Solution

The fourth proportional to 26,280.64, 39,423.36 and 10,481.84 is: 15,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.64 : 39,423.36 = 10,481.84 : x
  2. Step 2: Convert to fraction form
    26,280.64/39,423.36 = 10,481.84/x
  3. Step 3: Cross multiply
    26,280.64x = 39,423.36 × 10,481.84
  4. Step 4: Simplify right side
    26,280.64x = 413,229,351.78
  5. Step 5: Solve for x
    x = 413,229,351.78/26,280.64
  6. Step 6: Final answer
    x = 15,723.72

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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.