Home / 33,251.10-45,887.31-18,913.26

Finding the Fourth Proportional to 33,251.10, 45,887.31 and 18,913.26

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Solution

The fourth proportional to 33,251.10, 45,887.31 and 18,913.26 is: 26,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.10 : 45,887.31 = 18,913.26 : x
  2. Step 2: Convert to fraction form
    33,251.10/45,887.31 = 18,913.26/x
  3. Step 3: Cross multiply
    33,251.10x = 45,887.31 × 18,913.26
  4. Step 4: Simplify right side
    33,251.10x = 867,878,624.73
  5. Step 5: Solve for x
    x = 867,878,624.73/33,251.10
  6. Step 6: Final answer
    x = 26,100.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.