Home / 28,964.96-43,420.36-10,234.52

Finding the Fourth Proportional to 28,964.96, 43,420.36 and 10,234.52

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Solution

The fourth proportional to 28,964.96, 43,420.36 and 10,234.52 is: 15,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964.96 : 43,420.36 = 10,234.52 : x
  2. Step 2: Convert to fraction form
    28,964.96/43,420.36 = 10,234.52/x
  3. Step 3: Cross multiply
    28,964.96x = 43,420.36 × 10,234.52
  4. Step 4: Simplify right side
    28,964.96x = 444,386,542.83
  5. Step 5: Solve for x
    x = 444,386,542.83/28,964.96
  6. Step 6: Final answer
    x = 15,342.21

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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.