Home / 13,497.54-20,235.78-8,566.26

Finding the Fourth Proportional to 13,497.54, 20,235.78 and 8,566.26

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Solution

The fourth proportional to 13,497.54, 20,235.78 and 8,566.26 is: 12,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.54 : 20,235.78 = 8,566.26 : x
  2. Step 2: Convert to fraction form
    13,497.54/20,235.78 = 8,566.26/x
  3. Step 3: Cross multiply
    13,497.54x = 20,235.78 × 8,566.26
  4. Step 4: Simplify right side
    13,497.54x = 173,344,952.78
  5. Step 5: Solve for x
    x = 173,344,952.78/13,497.54
  6. Step 6: Final answer
    x = 12,842.71

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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.