Home / 11,135.85-16,591.65-10,975.47

Finding the Fourth Proportional to 11,135.85, 16,591.65 and 10,975.47

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Solution

The fourth proportional to 11,135.85, 16,591.65 and 10,975.47 is: 16,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.85 : 16,591.65 = 10,975.47 : x
  2. Step 2: Convert to fraction form
    11,135.85/16,591.65 = 10,975.47/x
  3. Step 3: Cross multiply
    11,135.85x = 16,591.65 × 10,975.47
  4. Step 4: Simplify right side
    11,135.85x = 182,101,197.98
  5. Step 5: Solve for x
    x = 182,101,197.98/11,135.85
  6. Step 6: Final answer
    x = 16,352.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.