Home / 18,149.63-27,224.58-5,002.72

Finding the Fourth Proportional to 18,149.63, 27,224.58 and 5,002.72

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Solution

The fourth proportional to 18,149.63, 27,224.58 and 5,002.72 is: 7,504.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.63 : 27,224.58 = 5,002.72 : x
  2. Step 2: Convert to fraction form
    18,149.63/27,224.58 = 5,002.72/x
  3. Step 3: Cross multiply
    18,149.63x = 27,224.58 × 5,002.72
  4. Step 4: Simplify right side
    18,149.63x = 136,196,950.86
  5. Step 5: Solve for x
    x = 136,196,950.86/18,149.63
  6. Step 6: Final answer
    x = 7,504.12

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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.