Home / 13,282.40-19,926.54-4,400.52

Finding the Fourth Proportional to 13,282.40, 19,926.54 and 4,400.52

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Solution

The fourth proportional to 13,282.40, 19,926.54 and 4,400.52 is: 6,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.40 : 19,926.54 = 4,400.52 : x
  2. Step 2: Convert to fraction form
    13,282.40/19,926.54 = 4,400.52/x
  3. Step 3: Cross multiply
    13,282.40x = 19,926.54 × 4,400.52
  4. Step 4: Simplify right side
    13,282.40x = 87,687,137.80
  5. Step 5: Solve for x
    x = 87,687,137.80/13,282.40
  6. Step 6: Final answer
    x = 6,601.76

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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.