Home / 19,001.53-28,503.91-4,963.42

Finding the Fourth Proportional to 19,001.53, 28,503.91 and 4,963.42

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Solution

The fourth proportional to 19,001.53, 28,503.91 and 4,963.42 is: 7,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.53 : 28,503.91 = 4,963.42 : x
  2. Step 2: Convert to fraction form
    19,001.53/28,503.91 = 4,963.42/x
  3. Step 3: Cross multiply
    19,001.53x = 28,503.91 × 4,963.42
  4. Step 4: Simplify right side
    19,001.53x = 141,476,876.97
  5. Step 5: Solve for x
    x = 141,476,876.97/19,001.53
  6. Step 6: Final answer
    x = 7,445.55

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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.