Home / 36,613.55-54,919.35-11,655.11

Finding the Fourth Proportional to 36,613.55, 54,919.35 and 11,655.11

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Solution

The fourth proportional to 36,613.55, 54,919.35 and 11,655.11 is: 17,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,613.55 : 54,919.35 = 11,655.11 : x
  2. Step 2: Convert to fraction form
    36,613.55/54,919.35 = 11,655.11/x
  3. Step 3: Cross multiply
    36,613.55x = 54,919.35 × 11,655.11
  4. Step 4: Simplify right side
    36,613.55x = 640,091,202.68
  5. Step 5: Solve for x
    x = 640,091,202.68/36,613.55
  6. Step 6: Final answer
    x = 17,482.36

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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.