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Finding the Fourth Proportional to 24,503.50, 33,815.64 and 13,325.50

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Solution

The fourth proportional to 24,503.50, 33,815.64 and 13,325.50 is: 18,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,503.50 : 33,815.64 = 13,325.50 : x
  2. Step 2: Convert to fraction form
    24,503.50/33,815.64 = 13,325.50/x
  3. Step 3: Cross multiply
    24,503.50x = 33,815.64 × 13,325.50
  4. Step 4: Simplify right side
    24,503.50x = 450,610,310.82
  5. Step 5: Solve for x
    x = 450,610,310.82/24,503.50
  6. Step 6: Final answer
    x = 18,389.63

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1.5x scale

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.