Home / 14,825.31-20,458.62-8,110.92

Finding the Fourth Proportional to 14,825.31, 20,458.62 and 8,110.92

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Solution

The fourth proportional to 14,825.31, 20,458.62 and 8,110.92 is: 11,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.31 : 20,458.62 = 8,110.92 : x
  2. Step 2: Convert to fraction form
    14,825.31/20,458.62 = 8,110.92/x
  3. Step 3: Cross multiply
    14,825.31x = 20,458.62 × 8,110.92
  4. Step 4: Simplify right side
    14,825.31x = 165,938,230.13
  5. Step 5: Solve for x
    x = 165,938,230.13/14,825.31
  6. Step 6: Final answer
    x = 11,192.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.