Home / 59,947.40-89,910.87-19,961.84

Finding the Fourth Proportional to 59,947.40, 89,910.87 and 19,961.84

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Solution

The fourth proportional to 59,947.40, 89,910.87 and 19,961.84 is: 29,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,947.40 : 89,910.87 = 19,961.84 : x
  2. Step 2: Convert to fraction form
    59,947.40/89,910.87 = 19,961.84/x
  3. Step 3: Cross multiply
    59,947.40x = 89,910.87 × 19,961.84
  4. Step 4: Simplify right side
    59,947.40x = 1,794,786,551.12
  5. Step 5: Solve for x
    x = 1,794,786,551.12/59,947.40
  6. Step 6: Final answer
    x = 29,939.35

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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.