Home / 45,975.56-68,971.54-17,910.88

Finding the Fourth Proportional to 45,975.56, 68,971.54 and 17,910.88

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Solution

The fourth proportional to 45,975.56, 68,971.54 and 17,910.88 is: 26,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,975.56 : 68,971.54 = 17,910.88 : x
  2. Step 2: Convert to fraction form
    45,975.56/68,971.54 = 17,910.88/x
  3. Step 3: Cross multiply
    45,975.56x = 68,971.54 × 17,910.88
  4. Step 4: Simplify right side
    45,975.56x = 1,235,340,976.36
  5. Step 5: Solve for x
    x = 1,235,340,976.36/45,975.56
  6. Step 6: Final answer
    x = 26,869.51

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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.