Home / 16,660.88-25,004.28-15,627.32

Finding the Fourth Proportional to 16,660.88, 25,004.28 and 15,627.32

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Solution

The fourth proportional to 16,660.88, 25,004.28 and 15,627.32 is: 23,453.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660.88 : 25,004.28 = 15,627.32 : x
  2. Step 2: Convert to fraction form
    16,660.88/25,004.28 = 15,627.32/x
  3. Step 3: Cross multiply
    16,660.88x = 25,004.28 × 15,627.32
  4. Step 4: Simplify right side
    16,660.88x = 390,749,884.93
  5. Step 5: Solve for x
    x = 390,749,884.93/16,660.88
  6. Step 6: Final answer
    x = 23,453.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.