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Finding the Fourth Proportional to 64,033.25, 96,057.55 and 19,654.19

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Solution

The fourth proportional to 64,033.25, 96,057.55 and 19,654.19 is: 29,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,033.25 : 96,057.55 = 19,654.19 : x
  2. Step 2: Convert to fraction form
    64,033.25/96,057.55 = 19,654.19/x
  3. Step 3: Cross multiply
    64,033.25x = 96,057.55 × 19,654.19
  4. Step 4: Simplify right side
    64,033.25x = 1,887,933,240.36
  5. Step 5: Solve for x
    x = 1,887,933,240.36/64,033.25
  6. Step 6: Final answer
    x = 29,483.64

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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.