Home / 18,114.96-27,176.36-5,634.76

Finding the Fourth Proportional to 18,114.96, 27,176.36 and 5,634.76

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Solution

The fourth proportional to 18,114.96, 27,176.36 and 5,634.76 is: 8,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114.96 : 27,176.36 = 5,634.76 : x
  2. Step 2: Convert to fraction form
    18,114.96/27,176.36 = 5,634.76/x
  3. Step 3: Cross multiply
    18,114.96x = 27,176.36 × 5,634.76
  4. Step 4: Simplify right side
    18,114.96x = 153,132,266.27
  5. Step 5: Solve for x
    x = 153,132,266.27/18,114.96
  6. Step 6: Final answer
    x = 8,453.36

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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.