Home / 36,486.33-54,729.51-11,528.92

Finding the Fourth Proportional to 36,486.33, 54,729.51 and 11,528.92

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Solution

The fourth proportional to 36,486.33, 54,729.51 and 11,528.92 is: 17,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.33 : 54,729.51 = 11,528.92 : x
  2. Step 2: Convert to fraction form
    36,486.33/54,729.51 = 11,528.92/x
  3. Step 3: Cross multiply
    36,486.33x = 54,729.51 × 11,528.92
  4. Step 4: Simplify right side
    36,486.33x = 630,972,142.43
  5. Step 5: Solve for x
    x = 630,972,142.43/36,486.33
  6. Step 6: Final answer
    x = 17,293.38

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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.