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Finding the Fourth Proportional to 56,367.78, 84,552.39 and 26,788.50

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Solution

The fourth proportional to 56,367.78, 84,552.39 and 26,788.50 is: 40,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,367.78 : 84,552.39 = 26,788.50 : x
  2. Step 2: Convert to fraction form
    56,367.78/84,552.39 = 26,788.50/x
  3. Step 3: Cross multiply
    56,367.78x = 84,552.39 × 26,788.50
  4. Step 4: Simplify right side
    56,367.78x = 2,265,031,699.52
  5. Step 5: Solve for x
    x = 2,265,031,699.52/56,367.78
  6. Step 6: Final answer
    x = 40,183.09

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1.5x scale

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.