Home / 63,385.08-95,092.62-20,690.28

Finding the Fourth Proportional to 63,385.08, 95,092.62 and 20,690.28

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Solution

The fourth proportional to 63,385.08, 95,092.62 and 20,690.28 is: 31,040.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,385.08 : 95,092.62 = 20,690.28 : x
  2. Step 2: Convert to fraction form
    63,385.08/95,092.62 = 20,690.28/x
  3. Step 3: Cross multiply
    63,385.08x = 95,092.62 × 20,690.28
  4. Step 4: Simplify right side
    63,385.08x = 1,967,492,933.73
  5. Step 5: Solve for x
    x = 1,967,492,933.73/63,385.08
  6. Step 6: Final answer
    x = 31,040.32

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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.