Home / 16,864.40-23,293.54-12,634.38

Finding the Fourth Proportional to 16,864.40, 23,293.54 and 12,634.38

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Solution

The fourth proportional to 16,864.40, 23,293.54 and 12,634.38 is: 17,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.40 : 23,293.54 = 12,634.38 : x
  2. Step 2: Convert to fraction form
    16,864.40/23,293.54 = 12,634.38/x
  3. Step 3: Cross multiply
    16,864.40x = 23,293.54 × 12,634.38
  4. Step 4: Simplify right side
    16,864.40x = 294,299,451.70
  5. Step 5: Solve for x
    x = 294,299,451.70/16,864.40
  6. Step 6: Final answer
    x = 17,450.93

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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.