Home / 18,741.52-28,112.39-5,594.01

Finding the Fourth Proportional to 18,741.52, 28,112.39 and 5,594.01

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Solution

The fourth proportional to 18,741.52, 28,112.39 and 5,594.01 is: 8,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.52 : 28,112.39 = 5,594.01 : x
  2. Step 2: Convert to fraction form
    18,741.52/28,112.39 = 5,594.01/x
  3. Step 3: Cross multiply
    18,741.52x = 28,112.39 × 5,594.01
  4. Step 4: Simplify right side
    18,741.52x = 157,260,990.78
  5. Step 5: Solve for x
    x = 157,260,990.78/18,741.52
  6. Step 6: Final answer
    x = 8,391.05

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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.