Home / 45,885.48-68,849.28-27,202.56

Finding the Fourth Proportional to 45,885.48, 68,849.28 and 27,202.56

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Solution

The fourth proportional to 45,885.48, 68,849.28 and 27,202.56 is: 40,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,885.48 : 68,849.28 = 27,202.56 : x
  2. Step 2: Convert to fraction form
    45,885.48/68,849.28 = 27,202.56/x
  3. Step 3: Cross multiply
    45,885.48x = 68,849.28 × 27,202.56
  4. Step 4: Simplify right side
    45,885.48x = 1,872,876,670.16
  5. Step 5: Solve for x
    x = 1,872,876,670.16/45,885.48
  6. Step 6: Final answer
    x = 40,816.33

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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.