Home / 64,578.03-96,872.60-17,830.90

Finding the Fourth Proportional to 64,578.03, 96,872.60 and 17,830.90

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Solution

The fourth proportional to 64,578.03, 96,872.60 and 17,830.90 is: 26,747.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,578.03 : 96,872.60 = 17,830.90 : x
  2. Step 2: Convert to fraction form
    64,578.03/96,872.60 = 17,830.90/x
  3. Step 3: Cross multiply
    64,578.03x = 96,872.60 × 17,830.90
  4. Step 4: Simplify right side
    64,578.03x = 1,727,325,643.34
  5. Step 5: Solve for x
    x = 1,727,325,643.34/64,578.03
  6. Step 6: Final answer
    x = 26,747.88

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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.