Home / 45,156.48-67,735.40-17,089.75

Finding the Fourth Proportional to 45,156.48, 67,735.40 and 17,089.75

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Solution

The fourth proportional to 45,156.48, 67,735.40 and 17,089.75 is: 25,634.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,156.48 : 67,735.40 = 17,089.75 : x
  2. Step 2: Convert to fraction form
    45,156.48/67,735.40 = 17,089.75/x
  3. Step 3: Cross multiply
    45,156.48x = 67,735.40 × 17,089.75
  4. Step 4: Simplify right side
    45,156.48x = 1,157,581,052.15
  5. Step 5: Solve for x
    x = 1,157,581,052.15/45,156.48
  6. Step 6: Final answer
    x = 25,634.88

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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.