Home / 64,586.40-96,881.44-17,839.28

Finding the Fourth Proportional to 64,586.40, 96,881.44 and 17,839.28

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Solution

The fourth proportional to 64,586.40, 96,881.44 and 17,839.28 is: 26,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,586.40 : 96,881.44 = 17,839.28 : x
  2. Step 2: Convert to fraction form
    64,586.40/96,881.44 = 17,839.28/x
  3. Step 3: Cross multiply
    64,586.40x = 96,881.44 × 17,839.28
  4. Step 4: Simplify right side
    64,586.40x = 1,728,295,134.96
  5. Step 5: Solve for x
    x = 1,728,295,134.96/64,586.40
  6. Step 6: Final answer
    x = 26,759.43

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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.