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Finding the Fourth Proportional to 40,919, 56,468.28 and 24,152

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Solution

The fourth proportional to 40,919, 56,468.28 and 24,152 is: 33,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,919 : 56,468.28 = 24,152 : x
  2. Step 2: Convert to fraction form
    40,919/56,468.28 = 24,152/x
  3. Step 3: Cross multiply
    40,919x = 56,468.28 × 24,152
  4. Step 4: Simplify right side
    40,919x = 1,363,821,898.56
  5. Step 5: Solve for x
    x = 1,363,821,898.56/40,919
  6. Step 6: Final answer
    x = 33,329.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.