Home / 36,903.78-55,356.12-10,608.75

Finding the Fourth Proportional to 36,903.78, 55,356.12 and 10,608.75

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Solution

The fourth proportional to 36,903.78, 55,356.12 and 10,608.75 is: 15,913.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,903.78 : 55,356.12 = 10,608.75 : x
  2. Step 2: Convert to fraction form
    36,903.78/55,356.12 = 10,608.75/x
  3. Step 3: Cross multiply
    36,903.78x = 55,356.12 × 10,608.75
  4. Step 4: Simplify right side
    36,903.78x = 587,259,238.05
  5. Step 5: Solve for x
    x = 587,259,238.05/36,903.78
  6. Step 6: Final answer
    x = 15,913.25

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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.