Home / 36,767.44-55,148.28-13,399.12

Finding the Fourth Proportional to 36,767.44, 55,148.28 and 13,399.12

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Solution

The fourth proportional to 36,767.44, 55,148.28 and 13,399.12 is: 20,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,767.44 : 55,148.28 = 13,399.12 : x
  2. Step 2: Convert to fraction form
    36,767.44/55,148.28 = 13,399.12/x
  3. Step 3: Cross multiply
    36,767.44x = 55,148.28 × 13,399.12
  4. Step 4: Simplify right side
    36,767.44x = 738,938,421.51
  5. Step 5: Solve for x
    x = 738,938,421.51/36,767.44
  6. Step 6: Final answer
    x = 20,097.63

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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.