Home / 26,455.68-39,683.52-12,562.56

Finding the Fourth Proportional to 26,455.68, 39,683.52 and 12,562.56

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Solution

The fourth proportional to 26,455.68, 39,683.52 and 12,562.56 is: 18,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.68 : 39,683.52 = 12,562.56 : x
  2. Step 2: Convert to fraction form
    26,455.68/39,683.52 = 12,562.56/x
  3. Step 3: Cross multiply
    26,455.68x = 39,683.52 × 12,562.56
  4. Step 4: Simplify right side
    26,455.68x = 498,526,601.01
  5. Step 5: Solve for x
    x = 498,526,601.01/26,455.68
  6. Step 6: Final answer
    x = 18,843.84

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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.