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Finding the Fourth Proportional to 17,353.79, 26,041.05 and 15,942.14

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Solution

The fourth proportional to 17,353.79, 26,041.05 and 15,942.14 is: 23,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.79 : 26,041.05 = 15,942.14 : x
  2. Step 2: Convert to fraction form
    17,353.79/26,041.05 = 15,942.14/x
  3. Step 3: Cross multiply
    17,353.79x = 26,041.05 × 15,942.14
  4. Step 4: Simplify right side
    17,353.79x = 415,150,064.85
  5. Step 5: Solve for x
    x = 415,150,064.85/17,353.79
  6. Step 6: Final answer
    x = 23,922.73

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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.