Home / 18,133.20-27,077.68-14,807.94

Finding the Fourth Proportional to 18,133.20, 27,077.68 and 14,807.94

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Solution

The fourth proportional to 18,133.20, 27,077.68 and 14,807.94 is: 22,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.20 : 27,077.68 = 14,807.94 : x
  2. Step 2: Convert to fraction form
    18,133.20/27,077.68 = 14,807.94/x
  3. Step 3: Cross multiply
    18,133.20x = 27,077.68 × 14,807.94
  4. Step 4: Simplify right side
    18,133.20x = 400,964,660.78
  5. Step 5: Solve for x
    x = 400,964,660.78/18,133.20
  6. Step 6: Final answer
    x = 22,112.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.