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Finding the Fourth Proportional to 18,047.71, 24,906.59 and 10,089.92

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Solution

The fourth proportional to 18,047.71, 24,906.59 and 10,089.92 is: 13,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.71 : 24,906.59 = 10,089.92 : x
  2. Step 2: Convert to fraction form
    18,047.71/24,906.59 = 10,089.92/x
  3. Step 3: Cross multiply
    18,047.71x = 24,906.59 × 10,089.92
  4. Step 4: Simplify right side
    18,047.71x = 251,305,410.13
  5. Step 5: Solve for x
    x = 251,305,410.13/18,047.71
  6. Step 6: Final answer
    x = 13,924.50

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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.