Home / 36,390.59-50,215.44-20,474.70

Finding the Fourth Proportional to 36,390.59, 50,215.44 and 20,474.70

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Solution

The fourth proportional to 36,390.59, 50,215.44 and 20,474.70 is: 28,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,390.59 : 50,215.44 = 20,474.70 : x
  2. Step 2: Convert to fraction form
    36,390.59/50,215.44 = 20,474.70/x
  3. Step 3: Cross multiply
    36,390.59x = 50,215.44 × 20,474.70
  4. Step 4: Simplify right side
    36,390.59x = 1,028,146,069.37
  5. Step 5: Solve for x
    x = 1,028,146,069.37/36,390.59
  6. Step 6: Final answer
    x = 28,253.08

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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.