Home / 19,226.11-28,848.04-7,542.43

Finding the Fourth Proportional to 19,226.11, 28,848.04 and 7,542.43

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Solution

The fourth proportional to 19,226.11, 28,848.04 and 7,542.43 is: 11,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.11 : 28,848.04 = 7,542.43 : x
  2. Step 2: Convert to fraction form
    19,226.11/28,848.04 = 7,542.43/x
  3. Step 3: Cross multiply
    19,226.11x = 28,848.04 × 7,542.43
  4. Step 4: Simplify right side
    19,226.11x = 217,584,159.24
  5. Step 5: Solve for x
    x = 217,584,159.24/19,226.11
  6. Step 6: Final answer
    x = 11,317.12

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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.