Home / 26,943.38-40,423.47-13,804.97

Finding the Fourth Proportional to 26,943.38, 40,423.47 and 13,804.97

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Solution

The fourth proportional to 26,943.38, 40,423.47 and 13,804.97 is: 20,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.38 : 40,423.47 = 13,804.97 : x
  2. Step 2: Convert to fraction form
    26,943.38/40,423.47 = 13,804.97/x
  3. Step 3: Cross multiply
    26,943.38x = 40,423.47 × 13,804.97
  4. Step 4: Simplify right side
    26,943.38x = 558,044,790.65
  5. Step 5: Solve for x
    x = 558,044,790.65/26,943.38
  6. Step 6: Final answer
    x = 20,711.76

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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.