Home / 12,484.26-18,724.50-4,691.25

Finding the Fourth Proportional to 12,484.26, 18,724.50 and 4,691.25

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Solution

The fourth proportional to 12,484.26, 18,724.50 and 4,691.25 is: 7,036.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.26 : 18,724.50 = 4,691.25 : x
  2. Step 2: Convert to fraction form
    12,484.26/18,724.50 = 4,691.25/x
  3. Step 3: Cross multiply
    12,484.26x = 18,724.50 × 4,691.25
  4. Step 4: Simplify right side
    12,484.26x = 87,841,310.63
  5. Step 5: Solve for x
    x = 87,841,310.63/12,484.26
  6. Step 6: Final answer
    x = 7,036.16

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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.