Home / 36,853.20-55,238.40-14,660.55

Finding the Fourth Proportional to 36,853.20, 55,238.40 and 14,660.55

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Solution

The fourth proportional to 36,853.20, 55,238.40 and 14,660.55 is: 21,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,853.20 : 55,238.40 = 14,660.55 : x
  2. Step 2: Convert to fraction form
    36,853.20/55,238.40 = 14,660.55/x
  3. Step 3: Cross multiply
    36,853.20x = 55,238.40 × 14,660.55
  4. Step 4: Simplify right side
    36,853.20x = 809,825,325.12
  5. Step 5: Solve for x
    x = 809,825,325.12/36,853.20
  6. Step 6: Final answer
    x = 21,974.36

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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.