Home / 18,566.53-25,627.62-12,525.51

Finding the Fourth Proportional to 18,566.53, 25,627.62 and 12,525.51

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Solution

The fourth proportional to 18,566.53, 25,627.62 and 12,525.51 is: 17,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,566.53 : 25,627.62 = 12,525.51 : x
  2. Step 2: Convert to fraction form
    18,566.53/25,627.62 = 12,525.51/x
  3. Step 3: Cross multiply
    18,566.53x = 25,627.62 × 12,525.51
  4. Step 4: Simplify right side
    18,566.53x = 320,998,975.90
  5. Step 5: Solve for x
    x = 320,998,975.90/18,566.53
  6. Step 6: Final answer
    x = 17,289.12

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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.