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Finding the Fourth Proportional to 18,341.68, 27,495.78 and 6,652.30

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Solution

The fourth proportional to 18,341.68, 27,495.78 and 6,652.30 is: 9,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.68 : 27,495.78 = 6,652.30 : x
  2. Step 2: Convert to fraction form
    18,341.68/27,495.78 = 6,652.30/x
  3. Step 3: Cross multiply
    18,341.68x = 27,495.78 × 6,652.30
  4. Step 4: Simplify right side
    18,341.68x = 182,910,177.29
  5. Step 5: Solve for x
    x = 182,910,177.29/18,341.68
  6. Step 6: Final answer
    x = 9,972.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.