Home / 64,587.11-96,880.64-17,839.98

Finding the Fourth Proportional to 64,587.11, 96,880.64 and 17,839.98

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Solution

The fourth proportional to 64,587.11, 96,880.64 and 17,839.98 is: 26,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,587.11 : 96,880.64 = 17,839.98 : x
  2. Step 2: Convert to fraction form
    64,587.11/96,880.64 = 17,839.98/x
  3. Step 3: Cross multiply
    64,587.11x = 96,880.64 × 17,839.98
  4. Step 4: Simplify right side
    64,587.11x = 1,728,348,590.79
  5. Step 5: Solve for x
    x = 1,728,348,590.79/64,587.11
  6. Step 6: Final answer
    x = 26,759.96

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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.