Home / 18,577.12-25,636.32-10,193.92

Finding the Fourth Proportional to 18,577.12, 25,636.32 and 10,193.92

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Solution

The fourth proportional to 18,577.12, 25,636.32 and 10,193.92 is: 14,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.12 : 25,636.32 = 10,193.92 : x
  2. Step 2: Convert to fraction form
    18,577.12/25,636.32 = 10,193.92/x
  3. Step 3: Cross multiply
    18,577.12x = 25,636.32 × 10,193.92
  4. Step 4: Simplify right side
    18,577.12x = 261,334,595.17
  5. Step 5: Solve for x
    x = 261,334,595.17/18,577.12
  6. Step 6: Final answer
    x = 14,067.55

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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.