Home / 26,640.23-39,960.45-16,754.99

Finding the Fourth Proportional to 26,640.23, 39,960.45 and 16,754.99

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Solution

The fourth proportional to 26,640.23, 39,960.45 and 16,754.99 is: 25,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.23 : 39,960.45 = 16,754.99 : x
  2. Step 2: Convert to fraction form
    26,640.23/39,960.45 = 16,754.99/x
  3. Step 3: Cross multiply
    26,640.23x = 39,960.45 × 16,754.99
  4. Step 4: Simplify right side
    26,640.23x = 669,537,040.05
  5. Step 5: Solve for x
    x = 669,537,040.05/26,640.23
  6. Step 6: Final answer
    x = 25,132.55

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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.