Home / 40,769.39-61,151.36-11,184.75

Finding the Fourth Proportional to 40,769.39, 61,151.36 and 11,184.75

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Solution

The fourth proportional to 40,769.39, 61,151.36 and 11,184.75 is: 16,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,769.39 : 61,151.36 = 11,184.75 : x
  2. Step 2: Convert to fraction form
    40,769.39/61,151.36 = 11,184.75/x
  3. Step 3: Cross multiply
    40,769.39x = 61,151.36 × 11,184.75
  4. Step 4: Simplify right side
    40,769.39x = 683,962,617.84
  5. Step 5: Solve for x
    x = 683,962,617.84/40,769.39
  6. Step 6: Final answer
    x = 16,776.38

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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.