Home / 36,338.10-50,148.36-20,427.54

Finding the Fourth Proportional to 36,338.10, 50,148.36 and 20,427.54

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Solution

The fourth proportional to 36,338.10, 50,148.36 and 20,427.54 is: 28,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,338.10 : 50,148.36 = 20,427.54 : x
  2. Step 2: Convert to fraction form
    36,338.10/50,148.36 = 20,427.54/x
  3. Step 3: Cross multiply
    36,338.10x = 50,148.36 × 20,427.54
  4. Step 4: Simplify right side
    36,338.10x = 1,024,407,629.83
  5. Step 5: Solve for x
    x = 1,024,407,629.83/36,338.10
  6. Step 6: Final answer
    x = 28,191.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.