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Finding the Fourth Proportional to 63,999.88, 96,017.64 and 19,628.08

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Solution

The fourth proportional to 63,999.88, 96,017.64 and 19,628.08 is: 29,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,999.88 : 96,017.64 = 19,628.08 : x
  2. Step 2: Convert to fraction form
    63,999.88/96,017.64 = 19,628.08/x
  3. Step 3: Cross multiply
    63,999.88x = 96,017.64 × 19,628.08
  4. Step 4: Simplify right side
    63,999.88x = 1,884,641,919.33
  5. Step 5: Solve for x
    x = 1,884,641,919.33/63,999.88
  6. Step 6: Final answer
    x = 29,447.59

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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.