Home / 26,520.36-39,780.90-10,732.92

Finding the Fourth Proportional to 26,520.36, 39,780.90 and 10,732.92

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Solution

The fourth proportional to 26,520.36, 39,780.90 and 10,732.92 is: 16,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.36 : 39,780.90 = 10,732.92 : x
  2. Step 2: Convert to fraction form
    26,520.36/39,780.90 = 10,732.92/x
  3. Step 3: Cross multiply
    26,520.36x = 39,780.90 × 10,732.92
  4. Step 4: Simplify right side
    26,520.36x = 426,965,217.23
  5. Step 5: Solve for x
    x = 426,965,217.23/26,520.36
  6. Step 6: Final answer
    x = 16,099.53

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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.