Home / 28,783.11-43,175.88-10,065.09

Finding the Fourth Proportional to 28,783.11, 43,175.88 and 10,065.09

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Solution

The fourth proportional to 28,783.11, 43,175.88 and 10,065.09 is: 15,098.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,783.11 : 43,175.88 = 10,065.09 : x
  2. Step 2: Convert to fraction form
    28,783.11/43,175.88 = 10,065.09/x
  3. Step 3: Cross multiply
    28,783.11x = 43,175.88 × 10,065.09
  4. Step 4: Simplify right side
    28,783.11x = 434,569,118.03
  5. Step 5: Solve for x
    x = 434,569,118.03/28,783.11
  6. Step 6: Final answer
    x = 15,098.06

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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.