Home / 52,556.76-78,788.26-19,269.07

Finding the Fourth Proportional to 52,556.76, 78,788.26 and 19,269.07

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Solution

The fourth proportional to 52,556.76, 78,788.26 and 19,269.07 is: 28,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,556.76 : 78,788.26 = 19,269.07 : x
  2. Step 2: Convert to fraction form
    52,556.76/78,788.26 = 19,269.07/x
  3. Step 3: Cross multiply
    52,556.76x = 78,788.26 × 19,269.07
  4. Step 4: Simplify right side
    52,556.76x = 1,518,176,251.97
  5. Step 5: Solve for x
    x = 1,518,176,251.97/52,556.76
  6. Step 6: Final answer
    x = 28,886.41

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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.