Home / 26,065.04-39,099.32-12,913.88

Finding the Fourth Proportional to 26,065.04, 39,099.32 and 12,913.88

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Solution

The fourth proportional to 26,065.04, 39,099.32 and 12,913.88 is: 19,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.04 : 39,099.32 = 12,913.88 : x
  2. Step 2: Convert to fraction form
    26,065.04/39,099.32 = 12,913.88/x
  3. Step 3: Cross multiply
    26,065.04x = 39,099.32 × 12,913.88
  4. Step 4: Simplify right side
    26,065.04x = 504,923,926.56
  5. Step 5: Solve for x
    x = 504,923,926.56/26,065.04
  6. Step 6: Final answer
    x = 19,371.69

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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.