Home / 26,526-39,789.04-12,475.68

Finding the Fourth Proportional to 26,526, 39,789.04 and 12,475.68

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Solution

The fourth proportional to 26,526, 39,789.04 and 12,475.68 is: 18,713.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,526 : 39,789.04 = 12,475.68 : x
  2. Step 2: Convert to fraction form
    26,526/39,789.04 = 12,475.68/x
  3. Step 3: Cross multiply
    26,526x = 39,789.04 × 12,475.68
  4. Step 4: Simplify right side
    26,526x = 496,395,330.55
  5. Step 5: Solve for x
    x = 496,395,330.55/26,526
  6. Step 6: Final answer
    x = 18,713.54

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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.