Home / 40,911.72-61,367.57-11,329.55

Finding the Fourth Proportional to 40,911.72, 61,367.57 and 11,329.55

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Solution

The fourth proportional to 40,911.72, 61,367.57 and 11,329.55 is: 16,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911.72 : 61,367.57 = 11,329.55 : x
  2. Step 2: Convert to fraction form
    40,911.72/61,367.57 = 11,329.55/x
  3. Step 3: Cross multiply
    40,911.72x = 61,367.57 × 11,329.55
  4. Step 4: Simplify right side
    40,911.72x = 695,266,952.69
  5. Step 5: Solve for x
    x = 695,266,952.69/40,911.72
  6. Step 6: Final answer
    x = 16,994.32

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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.