Home / 11,924.30-17,875.80-4,523.74

Finding the Fourth Proportional to 11,924.30, 17,875.80 and 4,523.74

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Solution

The fourth proportional to 11,924.30, 17,875.80 and 4,523.74 is: 6,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.30 : 17,875.80 = 4,523.74 : x
  2. Step 2: Convert to fraction form
    11,924.30/17,875.80 = 4,523.74/x
  3. Step 3: Cross multiply
    11,924.30x = 17,875.80 × 4,523.74
  4. Step 4: Simplify right side
    11,924.30x = 80,865,471.49
  5. Step 5: Solve for x
    x = 80,865,471.49/11,924.30
  6. Step 6: Final answer
    x = 6,781.57

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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.