Home / 27,104.68-40,640.82-10,450.90

Finding the Fourth Proportional to 27,104.68, 40,640.82 and 10,450.90

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Solution

The fourth proportional to 27,104.68, 40,640.82 and 10,450.90 is: 15,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,104.68 : 40,640.82 = 10,450.90 : x
  2. Step 2: Convert to fraction form
    27,104.68/40,640.82 = 10,450.90/x
  3. Step 3: Cross multiply
    27,104.68x = 40,640.82 × 10,450.90
  4. Step 4: Simplify right side
    27,104.68x = 424,733,145.74
  5. Step 5: Solve for x
    x = 424,733,145.74/27,104.68
  6. Step 6: Final answer
    x = 15,670.10

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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.