Home / 12,892.16-19,338.26-3,532.26

Finding the Fourth Proportional to 12,892.16, 19,338.26 and 3,532.26

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Solution

The fourth proportional to 12,892.16, 19,338.26 and 3,532.26 is: 5,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892.16 : 19,338.26 = 3,532.26 : x
  2. Step 2: Convert to fraction form
    12,892.16/19,338.26 = 3,532.26/x
  3. Step 3: Cross multiply
    12,892.16x = 19,338.26 × 3,532.26
  4. Step 4: Simplify right side
    12,892.16x = 68,307,672.09
  5. Step 5: Solve for x
    x = 68,307,672.09/12,892.16
  6. Step 6: Final answer
    x = 5,298.39

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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.