Home / 22,268.29-30,730.31-12,197.16

Finding the Fourth Proportional to 22,268.29, 30,730.31 and 12,197.16

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Solution

The fourth proportional to 22,268.29, 30,730.31 and 12,197.16 is: 16,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.29 : 30,730.31 = 12,197.16 : x
  2. Step 2: Convert to fraction form
    22,268.29/30,730.31 = 12,197.16/x
  3. Step 3: Cross multiply
    22,268.29x = 30,730.31 × 12,197.16
  4. Step 4: Simplify right side
    22,268.29x = 374,822,440.55
  5. Step 5: Solve for x
    x = 374,822,440.55/22,268.29
  6. Step 6: Final answer
    x = 16,832.11

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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.