Home / 40,002.12-55,202.40-22,097.16

Finding the Fourth Proportional to 40,002.12, 55,202.40 and 22,097.16

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Solution

The fourth proportional to 40,002.12, 55,202.40 and 22,097.16 is: 30,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.12 : 55,202.40 = 22,097.16 : x
  2. Step 2: Convert to fraction form
    40,002.12/55,202.40 = 22,097.16/x
  3. Step 3: Cross multiply
    40,002.12x = 55,202.40 × 22,097.16
  4. Step 4: Simplify right side
    40,002.12x = 1,219,816,265.18
  5. Step 5: Solve for x
    x = 1,219,816,265.18/40,002.12
  6. Step 6: Final answer
    x = 30,493.79

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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.