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Finding the Fourth Proportional to 64,002.91, 96,015.63 and 21,873.09

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Solution

The fourth proportional to 64,002.91, 96,015.63 and 21,873.09 is: 32,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,002.91 : 96,015.63 = 21,873.09 : x
  2. Step 2: Convert to fraction form
    64,002.91/96,015.63 = 21,873.09/x
  3. Step 3: Cross multiply
    64,002.91x = 96,015.63 × 21,873.09
  4. Step 4: Simplify right side
    64,002.91x = 2,100,158,295.36
  5. Step 5: Solve for x
    x = 2,100,158,295.36/64,002.91
  6. Step 6: Final answer
    x = 32,813.48

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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.