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Finding the Fourth Proportional to 18,047.77, 24,905.68 and 10,089.91

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Solution

The fourth proportional to 18,047.77, 24,905.68 and 10,089.91 is: 13,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.77 : 24,905.68 = 10,089.91 : x
  2. Step 2: Convert to fraction form
    18,047.77/24,905.68 = 10,089.91/x
  3. Step 3: Cross multiply
    18,047.77x = 24,905.68 × 10,089.91
  4. Step 4: Simplify right side
    18,047.77x = 251,296,069.69
  5. Step 5: Solve for x
    x = 251,296,069.69/18,047.77
  6. Step 6: Final answer
    x = 13,923.94

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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.