Home / 30,084.31-41,516.55-16,656.44

Finding the Fourth Proportional to 30,084.31, 41,516.55 and 16,656.44

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Solution

The fourth proportional to 30,084.31, 41,516.55 and 16,656.44 is: 22,985.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.31 : 41,516.55 = 16,656.44 : x
  2. Step 2: Convert to fraction form
    30,084.31/41,516.55 = 16,656.44/x
  3. Step 3: Cross multiply
    30,084.31x = 41,516.55 × 16,656.44
  4. Step 4: Simplify right side
    30,084.31x = 691,517,716.50
  5. Step 5: Solve for x
    x = 691,517,716.50/30,084.31
  6. Step 6: Final answer
    x = 22,985.99

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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.