Home / 12,836.88-19,251.96-5,437.53

Finding the Fourth Proportional to 12,836.88, 19,251.96 and 5,437.53

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Solution

The fourth proportional to 12,836.88, 19,251.96 and 5,437.53 is: 8,154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.88 : 19,251.96 = 5,437.53 : x
  2. Step 2: Convert to fraction form
    12,836.88/19,251.96 = 5,437.53/x
  3. Step 3: Cross multiply
    12,836.88x = 19,251.96 × 5,437.53
  4. Step 4: Simplify right side
    12,836.88x = 104,683,110.06
  5. Step 5: Solve for x
    x = 104,683,110.06/12,836.88
  6. Step 6: Final answer
    x = 8,154.87

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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.