Home / 20,727.96-31,082.79-5,933.52

Finding the Fourth Proportional to 20,727.96, 31,082.79 and 5,933.52

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Solution

The fourth proportional to 20,727.96, 31,082.79 and 5,933.52 is: 8,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727.96 : 31,082.79 = 5,933.52 : x
  2. Step 2: Convert to fraction form
    20,727.96/31,082.79 = 5,933.52/x
  3. Step 3: Cross multiply
    20,727.96x = 31,082.79 × 5,933.52
  4. Step 4: Simplify right side
    20,727.96x = 184,430,356.12
  5. Step 5: Solve for x
    x = 184,430,356.12/20,727.96
  6. Step 6: Final answer
    x = 8,897.66

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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.