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Finding the Fourth Proportional to 18,445.74, 27,661.82 and 6,596.32

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Solution

The fourth proportional to 18,445.74, 27,661.82 and 6,596.32 is: 9,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.74 : 27,661.82 = 6,596.32 : x
  2. Step 2: Convert to fraction form
    18,445.74/27,661.82 = 6,596.32/x
  3. Step 3: Cross multiply
    18,445.74x = 27,661.82 × 6,596.32
  4. Step 4: Simplify right side
    18,445.74x = 182,466,216.50
  5. Step 5: Solve for x
    x = 182,466,216.50/18,445.74
  6. Step 6: Final answer
    x = 9,892.05

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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.