Home / 22,966.96-31,693.38-12,895.22

Finding the Fourth Proportional to 22,966.96, 31,693.38 and 12,895.22

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Solution

The fourth proportional to 22,966.96, 31,693.38 and 12,895.22 is: 17,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966.96 : 31,693.38 = 12,895.22 : x
  2. Step 2: Convert to fraction form
    22,966.96/31,693.38 = 12,895.22/x
  3. Step 3: Cross multiply
    22,966.96x = 31,693.38 × 12,895.22
  4. Step 4: Simplify right side
    22,966.96x = 408,693,107.64
  5. Step 5: Solve for x
    x = 408,693,107.64/22,966.96
  6. Step 6: Final answer
    x = 17,794.83

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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.