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Finding the Fourth Proportional to 64,033.96, 96,049.60 and 21,342.48

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Solution

The fourth proportional to 64,033.96, 96,049.60 and 21,342.48 is: 32,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,033.96 : 96,049.60 = 21,342.48 : x
  2. Step 2: Convert to fraction form
    64,033.96/96,049.60 = 21,342.48/x
  3. Step 3: Cross multiply
    64,033.96x = 96,049.60 × 21,342.48
  4. Step 4: Simplify right side
    64,033.96x = 2,049,936,853.78
  5. Step 5: Solve for x
    x = 2,049,936,853.78/64,033.96
  6. Step 6: Final answer
    x = 32,013.28

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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.