Home / 36,202.40-54,303.60-21,403.70

Finding the Fourth Proportional to 36,202.40, 54,303.60 and 21,403.70

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Solution

The fourth proportional to 36,202.40, 54,303.60 and 21,403.70 is: 32,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,202.40 : 54,303.60 = 21,403.70 : x
  2. Step 2: Convert to fraction form
    36,202.40/54,303.60 = 21,403.70/x
  3. Step 3: Cross multiply
    36,202.40x = 54,303.60 × 21,403.70
  4. Step 4: Simplify right side
    36,202.40x = 1,162,297,963.32
  5. Step 5: Solve for x
    x = 1,162,297,963.32/36,202.40
  6. Step 6: Final answer
    x = 32,105.55

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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.