Home / 45,405.58-68,092.16-17,318.29

Finding the Fourth Proportional to 45,405.58, 68,092.16 and 17,318.29

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Solution

The fourth proportional to 45,405.58, 68,092.16 and 17,318.29 is: 25,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,405.58 : 68,092.16 = 17,318.29 : x
  2. Step 2: Convert to fraction form
    45,405.58/68,092.16 = 17,318.29/x
  3. Step 3: Cross multiply
    45,405.58x = 68,092.16 × 17,318.29
  4. Step 4: Simplify right side
    45,405.58x = 1,179,239,433.15
  5. Step 5: Solve for x
    x = 1,179,239,433.15/45,405.58
  6. Step 6: Final answer
    x = 25,971.25

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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.