Home / 15,275.54-22,909.66-11,163.98

Finding the Fourth Proportional to 15,275.54, 22,909.66 and 11,163.98

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Solution

The fourth proportional to 15,275.54, 22,909.66 and 11,163.98 is: 16,743.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.54 : 22,909.66 = 11,163.98 : x
  2. Step 2: Convert to fraction form
    15,275.54/22,909.66 = 11,163.98/x
  3. Step 3: Cross multiply
    15,275.54x = 22,909.66 × 11,163.98
  4. Step 4: Simplify right side
    15,275.54x = 255,762,986.05
  5. Step 5: Solve for x
    x = 255,762,986.05/15,275.54
  6. Step 6: Final answer
    x = 16,743.30

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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.