Home / 26,482.73-39,704.85-12,435.53

Finding the Fourth Proportional to 26,482.73, 39,704.85 and 12,435.53

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Solution

The fourth proportional to 26,482.73, 39,704.85 and 12,435.53 is: 18,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,482.73 : 39,704.85 = 12,435.53 : x
  2. Step 2: Convert to fraction form
    26,482.73/39,704.85 = 12,435.53/x
  3. Step 3: Cross multiply
    26,482.73x = 39,704.85 × 12,435.53
  4. Step 4: Simplify right side
    26,482.73x = 493,750,952.58
  5. Step 5: Solve for x
    x = 493,750,952.58/26,482.73
  6. Step 6: Final answer
    x = 18,644.26

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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.