Home / 43,753.34-65,618.66-18,797.42

Finding the Fourth Proportional to 43,753.34, 65,618.66 and 18,797.42

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Solution

The fourth proportional to 43,753.34, 65,618.66 and 18,797.42 is: 28,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,753.34 : 65,618.66 = 18,797.42 : x
  2. Step 2: Convert to fraction form
    43,753.34/65,618.66 = 18,797.42/x
  3. Step 3: Cross multiply
    43,753.34x = 65,618.66 × 18,797.42
  4. Step 4: Simplify right side
    43,753.34x = 1,233,461,511.86
  5. Step 5: Solve for x
    x = 1,233,461,511.86/43,753.34
  6. Step 6: Final answer
    x = 28,191.25

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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.