Home / 18,353.28-27,514.32-7,267.77

Finding the Fourth Proportional to 18,353.28, 27,514.32 and 7,267.77

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Solution

The fourth proportional to 18,353.28, 27,514.32 and 7,267.77 is: 10,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.28 : 27,514.32 = 7,267.77 : x
  2. Step 2: Convert to fraction form
    18,353.28/27,514.32 = 7,267.77/x
  3. Step 3: Cross multiply
    18,353.28x = 27,514.32 × 7,267.77
  4. Step 4: Simplify right side
    18,353.28x = 199,967,749.47
  5. Step 5: Solve for x
    x = 199,967,749.47/18,353.28
  6. Step 6: Final answer
    x = 10,895.48

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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.