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Finding the Fourth Proportional to 18,093.16, 24,969 and 10,137.10

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Solution

The fourth proportional to 18,093.16, 24,969 and 10,137.10 is: 13,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.16 : 24,969 = 10,137.10 : x
  2. Step 2: Convert to fraction form
    18,093.16/24,969 = 10,137.10/x
  3. Step 3: Cross multiply
    18,093.16x = 24,969 × 10,137.10
  4. Step 4: Simplify right side
    18,093.16x = 253,113,249.90
  5. Step 5: Solve for x
    x = 253,113,249.90/18,093.16
  6. Step 6: Final answer
    x = 13,989.44

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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.