Home / 40,639.70-60,985.46-17,266.13

Finding the Fourth Proportional to 40,639.70, 60,985.46 and 17,266.13

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Solution

The fourth proportional to 40,639.70, 60,985.46 and 17,266.13 is: 25,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,639.70 : 60,985.46 = 17,266.13 : x
  2. Step 2: Convert to fraction form
    40,639.70/60,985.46 = 17,266.13/x
  3. Step 3: Cross multiply
    40,639.70x = 60,985.46 × 17,266.13
  4. Step 4: Simplify right side
    40,639.70x = 1,052,983,076.10
  5. Step 5: Solve for x
    x = 1,052,983,076.10/40,639.70
  6. Step 6: Final answer
    x = 25,910.21

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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.