Home / 63,789.12-95,688-17,046.72

Finding the Fourth Proportional to 63,789.12, 95,688 and 17,046.72

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Solution

The fourth proportional to 63,789.12, 95,688 and 17,046.72 is: 25,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,789.12 : 95,688 = 17,046.72 : x
  2. Step 2: Convert to fraction form
    63,789.12/95,688 = 17,046.72/x
  3. Step 3: Cross multiply
    63,789.12x = 95,688 × 17,046.72
  4. Step 4: Simplify right side
    63,789.12x = 1,631,166,543.36
  5. Step 5: Solve for x
    x = 1,631,166,543.36/63,789.12
  6. Step 6: Final answer
    x = 25,571.23

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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.