Home / 13,926.15-20,890.40-4,566.11

Finding the Fourth Proportional to 13,926.15, 20,890.40 and 4,566.11

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Solution

The fourth proportional to 13,926.15, 20,890.40 and 4,566.11 is: 6,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.15 : 20,890.40 = 4,566.11 : x
  2. Step 2: Convert to fraction form
    13,926.15/20,890.40 = 4,566.11/x
  3. Step 3: Cross multiply
    13,926.15x = 20,890.40 × 4,566.11
  4. Step 4: Simplify right side
    13,926.15x = 95,387,815.40
  5. Step 5: Solve for x
    x = 95,387,815.40/13,926.15
  6. Step 6: Final answer
    x = 6,849.55

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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.