Home / 22,195.64-30,627.42-12,767.24

Finding the Fourth Proportional to 22,195.64, 30,627.42 and 12,767.24

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Solution

The fourth proportional to 22,195.64, 30,627.42 and 12,767.24 is: 17,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195.64 : 30,627.42 = 12,767.24 : x
  2. Step 2: Convert to fraction form
    22,195.64/30,627.42 = 12,767.24/x
  3. Step 3: Cross multiply
    22,195.64x = 30,627.42 × 12,767.24
  4. Step 4: Simplify right side
    22,195.64x = 391,027,621.72
  5. Step 5: Solve for x
    x = 391,027,621.72/22,195.64
  6. Step 6: Final answer
    x = 17,617.32

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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.