Home / 28,732.19-43,090.11-12,096.00

Finding the Fourth Proportional to 28,732.19, 43,090.11 and 12,096.00

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Solution

The fourth proportional to 28,732.19, 43,090.11 and 12,096.00 is: 18,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.19 : 43,090.11 = 12,096.00 : x
  2. Step 2: Convert to fraction form
    28,732.19/43,090.11 = 12,096.00/x
  3. Step 3: Cross multiply
    28,732.19x = 43,090.11 × 12,096.00
  4. Step 4: Simplify right side
    28,732.19x = 521,218,123.65
  5. Step 5: Solve for x
    x = 521,218,123.65/28,732.19
  6. Step 6: Final answer
    x = 18,140.57

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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.