Home / 26,039.72-39,061.61-8,511.32

Finding the Fourth Proportional to 26,039.72, 39,061.61 and 8,511.32

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Solution

The fourth proportional to 26,039.72, 39,061.61 and 8,511.32 is: 12,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039.72 : 39,061.61 = 8,511.32 : x
  2. Step 2: Convert to fraction form
    26,039.72/39,061.61 = 8,511.32/x
  3. Step 3: Cross multiply
    26,039.72x = 39,061.61 × 8,511.32
  4. Step 4: Simplify right side
    26,039.72x = 332,465,981.36
  5. Step 5: Solve for x
    x = 332,465,981.36/26,039.72
  6. Step 6: Final answer
    x = 12,767.65

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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.