Home / 23,183.52-31,997.28-13,752.68

Finding the Fourth Proportional to 23,183.52, 31,997.28 and 13,752.68

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Solution

The fourth proportional to 23,183.52, 31,997.28 and 13,752.68 is: 18,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.52 : 31,997.28 = 13,752.68 : x
  2. Step 2: Convert to fraction form
    23,183.52/31,997.28 = 13,752.68/x
  3. Step 3: Cross multiply
    23,183.52x = 31,997.28 × 13,752.68
  4. Step 4: Simplify right side
    23,183.52x = 440,048,352.71
  5. Step 5: Solve for x
    x = 440,048,352.71/23,183.52
  6. Step 6: Final answer
    x = 18,981.08

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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.