Home / 63,965.40-95,955.30-19,591.80

Finding the Fourth Proportional to 63,965.40, 95,955.30 and 19,591.80

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Solution

The fourth proportional to 63,965.40, 95,955.30 and 19,591.80 is: 29,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,965.40 : 95,955.30 = 19,591.80 : x
  2. Step 2: Convert to fraction form
    63,965.40/95,955.30 = 19,591.80/x
  3. Step 3: Cross multiply
    63,965.40x = 95,955.30 × 19,591.80
  4. Step 4: Simplify right side
    63,965.40x = 1,879,937,046.54
  5. Step 5: Solve for x
    x = 1,879,937,046.54/63,965.40
  6. Step 6: Final answer
    x = 29,389.91

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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.