Home / 13,926.74-20,891.01-4,065.19

Finding the Fourth Proportional to 13,926.74, 20,891.01 and 4,065.19

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Solution

The fourth proportional to 13,926.74, 20,891.01 and 4,065.19 is: 6,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.74 : 20,891.01 = 4,065.19 : x
  2. Step 2: Convert to fraction form
    13,926.74/20,891.01 = 4,065.19/x
  3. Step 3: Cross multiply
    13,926.74x = 20,891.01 × 4,065.19
  4. Step 4: Simplify right side
    13,926.74x = 84,925,887.96
  5. Step 5: Solve for x
    x = 84,925,887.96/13,926.74
  6. Step 6: Final answer
    x = 6,098.05

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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.