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Finding the Fourth Proportional to 17,773.84, 26,652.60 and 10,380.56

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Solution

The fourth proportional to 17,773.84, 26,652.60 and 10,380.56 is: 15,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,773.84 : 26,652.60 = 10,380.56 : x
  2. Step 2: Convert to fraction form
    17,773.84/26,652.60 = 10,380.56/x
  3. Step 3: Cross multiply
    17,773.84x = 26,652.60 × 10,380.56
  4. Step 4: Simplify right side
    17,773.84x = 276,668,913.46
  5. Step 5: Solve for x
    x = 276,668,913.46/17,773.84
  6. Step 6: Final answer
    x = 15,566.07

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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.