Home / 36,054.92-49,756.08-20,140.64

Finding the Fourth Proportional to 36,054.92, 49,756.08 and 20,140.64

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Solution

The fourth proportional to 36,054.92, 49,756.08 and 20,140.64 is: 27,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,054.92 : 49,756.08 = 20,140.64 : x
  2. Step 2: Convert to fraction form
    36,054.92/49,756.08 = 20,140.64/x
  3. Step 3: Cross multiply
    36,054.92x = 49,756.08 × 20,140.64
  4. Step 4: Simplify right side
    36,054.92x = 1,002,119,295.09
  5. Step 5: Solve for x
    x = 1,002,119,295.09/36,054.92
  6. Step 6: Final answer
    x = 27,794.25

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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.