Home / 18,741.84-28,117.62-5,593.92

Finding the Fourth Proportional to 18,741.84, 28,117.62 and 5,593.92

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Solution

The fourth proportional to 18,741.84, 28,117.62 and 5,593.92 is: 8,392.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.84 : 28,117.62 = 5,593.92 : x
  2. Step 2: Convert to fraction form
    18,741.84/28,117.62 = 5,593.92/x
  3. Step 3: Cross multiply
    18,741.84x = 28,117.62 × 5,593.92
  4. Step 4: Simplify right side
    18,741.84x = 157,287,716.87
  5. Step 5: Solve for x
    x = 157,287,716.87/18,741.84
  6. Step 6: Final answer
    x = 8,392.33

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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.