Home / 64,487.88-96,724.08-17,734.68

Finding the Fourth Proportional to 64,487.88, 96,724.08 and 17,734.68

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Solution

The fourth proportional to 64,487.88, 96,724.08 and 17,734.68 is: 26,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,487.88 : 96,724.08 = 17,734.68 : x
  2. Step 2: Convert to fraction form
    64,487.88/96,724.08 = 17,734.68/x
  3. Step 3: Cross multiply
    64,487.88x = 96,724.08 × 17,734.68
  4. Step 4: Simplify right side
    64,487.88x = 1,715,370,607.09
  5. Step 5: Solve for x
    x = 1,715,370,607.09/64,487.88
  6. Step 6: Final answer
    x = 26,599.89

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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.