Home / 19,236.11-26,486.62-16,397.12

Finding the Fourth Proportional to 19,236.11, 26,486.62 and 16,397.12

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Solution

The fourth proportional to 19,236.11, 26,486.62 and 16,397.12 is: 22,577.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.11 : 26,486.62 = 16,397.12 : x
  2. Step 2: Convert to fraction form
    19,236.11/26,486.62 = 16,397.12/x
  3. Step 3: Cross multiply
    19,236.11x = 26,486.62 × 16,397.12
  4. Step 4: Simplify right side
    19,236.11x = 434,304,154.10
  5. Step 5: Solve for x
    x = 434,304,154.10/19,236.11
  6. Step 6: Final answer
    x = 22,577.55

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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.