Home / 25,202.08-34,720.64-18,116.24

Finding the Fourth Proportional to 25,202.08, 34,720.64 and 18,116.24

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Solution

The fourth proportional to 25,202.08, 34,720.64 and 18,116.24 is: 24,958.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,202.08 : 34,720.64 = 18,116.24 : x
  2. Step 2: Convert to fraction form
    25,202.08/34,720.64 = 18,116.24/x
  3. Step 3: Cross multiply
    25,202.08x = 34,720.64 × 18,116.24
  4. Step 4: Simplify right side
    25,202.08x = 629,007,447.19
  5. Step 5: Solve for x
    x = 629,007,447.19/25,202.08
  6. Step 6: Final answer
    x = 24,958.55

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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.