Home / 20,727.30-31,086.51-5,932.24

Finding the Fourth Proportional to 20,727.30, 31,086.51 and 5,932.24

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Solution

The fourth proportional to 20,727.30, 31,086.51 and 5,932.24 is: 8,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727.30 : 31,086.51 = 5,932.24 : x
  2. Step 2: Convert to fraction form
    20,727.30/31,086.51 = 5,932.24/x
  3. Step 3: Cross multiply
    20,727.30x = 31,086.51 × 5,932.24
  4. Step 4: Simplify right side
    20,727.30x = 184,412,638.08
  5. Step 5: Solve for x
    x = 184,412,638.08/20,727.30
  6. Step 6: Final answer
    x = 8,897.09

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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.