Home / 32,885.73-45,381.87-18,738.27

Finding the Fourth Proportional to 32,885.73, 45,381.87 and 18,738.27

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Solution

The fourth proportional to 32,885.73, 45,381.87 and 18,738.27 is: 25,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,885.73 : 45,381.87 = 18,738.27 : x
  2. Step 2: Convert to fraction form
    32,885.73/45,381.87 = 18,738.27/x
  3. Step 3: Cross multiply
    32,885.73x = 45,381.87 × 18,738.27
  4. Step 4: Simplify right side
    32,885.73x = 850,377,733.16
  5. Step 5: Solve for x
    x = 850,377,733.16/32,885.73
  6. Step 6: Final answer
    x = 25,858.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.