Home / 12,732.04-19,104.54-5,805.64

Finding the Fourth Proportional to 12,732.04, 19,104.54 and 5,805.64

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Solution

The fourth proportional to 12,732.04, 19,104.54 and 5,805.64 is: 8,711.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.04 : 19,104.54 = 5,805.64 : x
  2. Step 2: Convert to fraction form
    12,732.04/19,104.54 = 5,805.64/x
  3. Step 3: Cross multiply
    12,732.04x = 19,104.54 × 5,805.64
  4. Step 4: Simplify right side
    12,732.04x = 110,914,081.61
  5. Step 5: Solve for x
    x = 110,914,081.61/12,732.04
  6. Step 6: Final answer
    x = 8,711.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.