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Finding the Fourth Proportional to 64,392, 96,577.62 and 17,633.94

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Solution

The fourth proportional to 64,392, 96,577.62 and 17,633.94 is: 26,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,392 : 96,577.62 = 17,633.94 : x
  2. Step 2: Convert to fraction form
    64,392/96,577.62 = 17,633.94/x
  3. Step 3: Cross multiply
    64,392x = 96,577.62 × 17,633.94
  4. Step 4: Simplify right side
    64,392x = 1,703,043,956.42
  5. Step 5: Solve for x
    x = 1,703,043,956.42/64,392
  6. Step 6: Final answer
    x = 26,448.07

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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.