Home / 13,849.26-20,787.71-6,458.93

Finding the Fourth Proportional to 13,849.26, 20,787.71 and 6,458.93

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Solution

The fourth proportional to 13,849.26, 20,787.71 and 6,458.93 is: 9,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.26 : 20,787.71 = 6,458.93 : x
  2. Step 2: Convert to fraction form
    13,849.26/20,787.71 = 6,458.93/x
  3. Step 3: Cross multiply
    13,849.26x = 20,787.71 × 6,458.93
  4. Step 4: Simplify right side
    13,849.26x = 134,266,227.52
  5. Step 5: Solve for x
    x = 134,266,227.52/13,849.26
  6. Step 6: Final answer
    x = 9,694.83

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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.