Home / 26,318.71-36,318.79-14,382.20

Finding the Fourth Proportional to 26,318.71, 36,318.79 and 14,382.20

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Solution

The fourth proportional to 26,318.71, 36,318.79 and 14,382.20 is: 19,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.71 : 36,318.79 = 14,382.20 : x
  2. Step 2: Convert to fraction form
    26,318.71/36,318.79 = 14,382.20/x
  3. Step 3: Cross multiply
    26,318.71x = 36,318.79 × 14,382.20
  4. Step 4: Simplify right side
    26,318.71x = 522,344,101.54
  5. Step 5: Solve for x
    x = 522,344,101.54/26,318.71
  6. Step 6: Final answer
    x = 19,846.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.