Home / 27,180.24-37,509.11-16,423.62

Finding the Fourth Proportional to 27,180.24, 37,509.11 and 16,423.62

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Solution

The fourth proportional to 27,180.24, 37,509.11 and 16,423.62 is: 22,664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180.24 : 37,509.11 = 16,423.62 : x
  2. Step 2: Convert to fraction form
    27,180.24/37,509.11 = 16,423.62/x
  3. Step 3: Cross multiply
    27,180.24x = 37,509.11 × 16,423.62
  4. Step 4: Simplify right side
    27,180.24x = 616,035,410.24
  5. Step 5: Solve for x
    x = 616,035,410.24/27,180.24
  6. Step 6: Final answer
    x = 22,664.83

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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.