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Finding the Fourth Proportional to 18,092.86, 24,968.01 and 10,135.15

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Solution

The fourth proportional to 18,092.86, 24,968.01 and 10,135.15 is: 13,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.86 : 24,968.01 = 10,135.15 : x
  2. Step 2: Convert to fraction form
    18,092.86/24,968.01 = 10,135.15/x
  3. Step 3: Cross multiply
    18,092.86x = 24,968.01 × 10,135.15
  4. Step 4: Simplify right side
    18,092.86x = 253,054,526.55
  5. Step 5: Solve for x
    x = 253,054,526.55/18,092.86
  6. Step 6: Final answer
    x = 13,986.43

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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.