Home / 15,855.11-23,782.89-7,535.96

Finding the Fourth Proportional to 15,855.11, 23,782.89 and 7,535.96

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Solution

The fourth proportional to 15,855.11, 23,782.89 and 7,535.96 is: 11,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.11 : 23,782.89 = 7,535.96 : x
  2. Step 2: Convert to fraction form
    15,855.11/23,782.89 = 7,535.96/x
  3. Step 3: Cross multiply
    15,855.11x = 23,782.89 × 7,535.96
  4. Step 4: Simplify right side
    15,855.11x = 179,226,907.72
  5. Step 5: Solve for x
    x = 179,226,907.72/15,855.11
  6. Step 6: Final answer
    x = 11,304.05

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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.