Home / 28,660.02-39,551.19-16,084.50

Finding the Fourth Proportional to 28,660.02, 39,551.19 and 16,084.50

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Solution

The fourth proportional to 28,660.02, 39,551.19 and 16,084.50 is: 22,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,660.02 : 39,551.19 = 16,084.50 : x
  2. Step 2: Convert to fraction form
    28,660.02/39,551.19 = 16,084.50/x
  3. Step 3: Cross multiply
    28,660.02x = 39,551.19 × 16,084.50
  4. Step 4: Simplify right side
    28,660.02x = 636,161,115.56
  5. Step 5: Solve for x
    x = 636,161,115.56/28,660.02
  6. Step 6: Final answer
    x = 22,196.81

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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.