Home / 19,149.01-28,741.28-9,795.71

Finding the Fourth Proportional to 19,149.01, 28,741.28 and 9,795.71

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Solution

The fourth proportional to 19,149.01, 28,741.28 and 9,795.71 is: 14,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.01 : 28,741.28 = 9,795.71 : x
  2. Step 2: Convert to fraction form
    19,149.01/28,741.28 = 9,795.71/x
  3. Step 3: Cross multiply
    19,149.01x = 28,741.28 × 9,795.71
  4. Step 4: Simplify right side
    19,149.01x = 281,541,241.05
  5. Step 5: Solve for x
    x = 281,541,241.05/19,149.01
  6. Step 6: Final answer
    x = 14,702.65

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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.