Home / 18,569.05-25,625.36-10,611.54

Finding the Fourth Proportional to 18,569.05, 25,625.36 and 10,611.54

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Solution

The fourth proportional to 18,569.05, 25,625.36 and 10,611.54 is: 14,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.05 : 25,625.36 = 10,611.54 : x
  2. Step 2: Convert to fraction form
    18,569.05/25,625.36 = 10,611.54/x
  3. Step 3: Cross multiply
    18,569.05x = 25,625.36 × 10,611.54
  4. Step 4: Simplify right side
    18,569.05x = 271,924,559.18
  5. Step 5: Solve for x
    x = 271,924,559.18/18,569.05
  6. Step 6: Final answer
    x = 14,643.97

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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.