Home / 36,775.71-55,163.68-10,122.05

Finding the Fourth Proportional to 36,775.71, 55,163.68 and 10,122.05

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Solution

The fourth proportional to 36,775.71, 55,163.68 and 10,122.05 is: 15,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,775.71 : 55,163.68 = 10,122.05 : x
  2. Step 2: Convert to fraction form
    36,775.71/55,163.68 = 10,122.05/x
  3. Step 3: Cross multiply
    36,775.71x = 55,163.68 × 10,122.05
  4. Step 4: Simplify right side
    36,775.71x = 558,369,639.75
  5. Step 5: Solve for x
    x = 558,369,639.75/36,775.71
  6. Step 6: Final answer
    x = 15,183.11

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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.