Home / 18,741.93-28,103.34-6,257.47

Finding the Fourth Proportional to 18,741.93, 28,103.34 and 6,257.47

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Solution

The fourth proportional to 18,741.93, 28,103.34 and 6,257.47 is: 9,383.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.93 : 28,103.34 = 6,257.47 : x
  2. Step 2: Convert to fraction form
    18,741.93/28,103.34 = 6,257.47/x
  3. Step 3: Cross multiply
    18,741.93x = 28,103.34 × 6,257.47
  4. Step 4: Simplify right side
    18,741.93x = 175,855,806.95
  5. Step 5: Solve for x
    x = 175,855,806.95/18,741.93
  6. Step 6: Final answer
    x = 9,383.01

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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.