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Finding the Fourth Proportional to 64,322.28, 96,489.90 and 17,575.56

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Solution

The fourth proportional to 64,322.28, 96,489.90 and 17,575.56 is: 26,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,322.28 : 96,489.90 = 17,575.56 : x
  2. Step 2: Convert to fraction form
    64,322.28/96,489.90 = 17,575.56/x
  3. Step 3: Cross multiply
    64,322.28x = 96,489.90 × 17,575.56
  4. Step 4: Simplify right side
    64,322.28x = 1,695,864,026.84
  5. Step 5: Solve for x
    x = 1,695,864,026.84/64,322.28
  6. Step 6: Final answer
    x = 26,365.11

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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.