Home / 45,241.34-67,851.08-18,965.75

Finding the Fourth Proportional to 45,241.34, 67,851.08 and 18,965.75

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Solution

The fourth proportional to 45,241.34, 67,851.08 and 18,965.75 is: 28,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,241.34 : 67,851.08 = 18,965.75 : x
  2. Step 2: Convert to fraction form
    45,241.34/67,851.08 = 18,965.75/x
  3. Step 3: Cross multiply
    45,241.34x = 67,851.08 × 18,965.75
  4. Step 4: Simplify right side
    45,241.34x = 1,286,846,525.68
  5. Step 5: Solve for x
    x = 1,286,846,525.68/45,241.34
  6. Step 6: Final answer
    x = 28,444.04

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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.