Home / 12,522.68-18,784.26-5,857.38

Finding the Fourth Proportional to 12,522.68, 18,784.26 and 5,857.38

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Solution

The fourth proportional to 12,522.68, 18,784.26 and 5,857.38 is: 8,786.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.68 : 18,784.26 = 5,857.38 : x
  2. Step 2: Convert to fraction form
    12,522.68/18,784.26 = 5,857.38/x
  3. Step 3: Cross multiply
    12,522.68x = 18,784.26 × 5,857.38
  4. Step 4: Simplify right side
    12,522.68x = 110,026,592.58
  5. Step 5: Solve for x
    x = 110,026,592.58/12,522.68
  6. Step 6: Final answer
    x = 8,786.18

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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.