Home / 36,090.46-49,807.49-20,173.90

Finding the Fourth Proportional to 36,090.46, 49,807.49 and 20,173.90

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Solution

The fourth proportional to 36,090.46, 49,807.49 and 20,173.90 is: 27,841.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.46 : 49,807.49 = 20,173.90 : x
  2. Step 2: Convert to fraction form
    36,090.46/49,807.49 = 20,173.90/x
  3. Step 3: Cross multiply
    36,090.46x = 49,807.49 × 20,173.90
  4. Step 4: Simplify right side
    36,090.46x = 1,004,811,322.51
  5. Step 5: Solve for x
    x = 1,004,811,322.51/36,090.46
  6. Step 6: Final answer
    x = 27,841.47

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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.