Home / 19,044.64-28,557.82-10,929.39

Finding the Fourth Proportional to 19,044.64, 28,557.82 and 10,929.39

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Solution

The fourth proportional to 19,044.64, 28,557.82 and 10,929.39 is: 16,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.64 : 28,557.82 = 10,929.39 : x
  2. Step 2: Convert to fraction form
    19,044.64/28,557.82 = 10,929.39/x
  3. Step 3: Cross multiply
    19,044.64x = 28,557.82 × 10,929.39
  4. Step 4: Simplify right side
    19,044.64x = 312,119,552.33
  5. Step 5: Solve for x
    x = 312,119,552.33/19,044.64
  6. Step 6: Final answer
    x = 16,388.84

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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.