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Finding the Fourth Proportional to 63,999.78, 96,004.80 and 17,251.98

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Solution

The fourth proportional to 63,999.78, 96,004.80 and 17,251.98 is: 25,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999.78 : 96,004.80 = 17,251.98 : x
  2. Step 2: Convert to fraction form
    63,999.78/96,004.80 = 17,251.98/x
  3. Step 3: Cross multiply
    63,999.78x = 96,004.80 × 17,251.98
  4. Step 4: Simplify right side
    63,999.78x = 1,656,272,889.50
  5. Step 5: Solve for x
    x = 1,656,272,889.50/63,999.78
  6. Step 6: Final answer
    x = 25,879.35

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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.