Home / 22,410.12-30,924.65-12,847.97

Finding the Fourth Proportional to 22,410.12, 30,924.65 and 12,847.97

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Solution

The fourth proportional to 22,410.12, 30,924.65 and 12,847.97 is: 17,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.12 : 30,924.65 = 12,847.97 : x
  2. Step 2: Convert to fraction form
    22,410.12/30,924.65 = 12,847.97/x
  3. Step 3: Cross multiply
    22,410.12x = 30,924.65 × 12,847.97
  4. Step 4: Simplify right side
    22,410.12x = 397,318,975.46
  5. Step 5: Solve for x
    x = 397,318,975.46/22,410.12
  6. Step 6: Final answer
    x = 17,729.44

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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.