Home / 26,230.20-39,347.70-10,644.60

Finding the Fourth Proportional to 26,230.20, 39,347.70 and 10,644.60

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Solution

The fourth proportional to 26,230.20, 39,347.70 and 10,644.60 is: 15,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.20 : 39,347.70 = 10,644.60 : x
  2. Step 2: Convert to fraction form
    26,230.20/39,347.70 = 10,644.60/x
  3. Step 3: Cross multiply
    26,230.20x = 39,347.70 × 10,644.60
  4. Step 4: Simplify right side
    26,230.20x = 418,840,527.42
  5. Step 5: Solve for x
    x = 418,840,527.42/26,230.20
  6. Step 6: Final answer
    x = 15,967.87

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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.