Home / 26,479.35-39,718.92-6,757.77

Finding the Fourth Proportional to 26,479.35, 39,718.92 and 6,757.77

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Solution

The fourth proportional to 26,479.35, 39,718.92 and 6,757.77 is: 10,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.35 : 39,718.92 = 6,757.77 : x
  2. Step 2: Convert to fraction form
    26,479.35/39,718.92 = 6,757.77/x
  3. Step 3: Cross multiply
    26,479.35x = 39,718.92 × 6,757.77
  4. Step 4: Simplify right side
    26,479.35x = 268,411,326.01
  5. Step 5: Solve for x
    x = 268,411,326.01/26,479.35
  6. Step 6: Final answer
    x = 10,136.63

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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.