Home / 12,344.59-18,522.96-5,769.82

Finding the Fourth Proportional to 12,344.59, 18,522.96 and 5,769.82

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Solution

The fourth proportional to 12,344.59, 18,522.96 and 5,769.82 is: 8,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.59 : 18,522.96 = 5,769.82 : x
  2. Step 2: Convert to fraction form
    12,344.59/18,522.96 = 5,769.82/x
  3. Step 3: Cross multiply
    12,344.59x = 18,522.96 × 5,769.82
  4. Step 4: Simplify right side
    12,344.59x = 106,874,145.07
  5. Step 5: Solve for x
    x = 106,874,145.07/12,344.59
  6. Step 6: Final answer
    x = 8,657.57

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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.