Home / 45,497.67-68,244.15-17,431.17

Finding the Fourth Proportional to 45,497.67, 68,244.15 and 17,431.17

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Solution

The fourth proportional to 45,497.67, 68,244.15 and 17,431.17 is: 26,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,497.67 : 68,244.15 = 17,431.17 : x
  2. Step 2: Convert to fraction form
    45,497.67/68,244.15 = 17,431.17/x
  3. Step 3: Cross multiply
    45,497.67x = 68,244.15 × 17,431.17
  4. Step 4: Simplify right side
    45,497.67x = 1,189,575,380.16
  5. Step 5: Solve for x
    x = 1,189,575,380.16/45,497.67
  6. Step 6: Final answer
    x = 26,145.85

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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.