Home / 18,039.73-24,878.70-11,325.98

Finding the Fourth Proportional to 18,039.73, 24,878.70 and 11,325.98

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Solution

The fourth proportional to 18,039.73, 24,878.70 and 11,325.98 is: 15,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.73 : 24,878.70 = 11,325.98 : x
  2. Step 2: Convert to fraction form
    18,039.73/24,878.70 = 11,325.98/x
  3. Step 3: Cross multiply
    18,039.73x = 24,878.70 × 11,325.98
  4. Step 4: Simplify right side
    18,039.73x = 281,775,658.63
  5. Step 5: Solve for x
    x = 281,775,658.63/18,039.73
  6. Step 6: Final answer
    x = 15,619.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.