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Finding the Fourth Proportional to 18,046.94, 24,904.26 and 10,089.90

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Solution

The fourth proportional to 18,046.94, 24,904.26 and 10,089.90 is: 13,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.94 : 24,904.26 = 10,089.90 : x
  2. Step 2: Convert to fraction form
    18,046.94/24,904.26 = 10,089.90/x
  3. Step 3: Cross multiply
    18,046.94x = 24,904.26 × 10,089.90
  4. Step 4: Simplify right side
    18,046.94x = 251,281,492.97
  5. Step 5: Solve for x
    x = 251,281,492.97/18,046.94
  6. Step 6: Final answer
    x = 13,923.78

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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.