Home / 30,248.66-45,382.20-15,467.96

Finding the Fourth Proportional to 30,248.66, 45,382.20 and 15,467.96

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Solution

The fourth proportional to 30,248.66, 45,382.20 and 15,467.96 is: 23,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.66 : 45,382.20 = 15,467.96 : x
  2. Step 2: Convert to fraction form
    30,248.66/45,382.20 = 15,467.96/x
  3. Step 3: Cross multiply
    30,248.66x = 45,382.20 × 15,467.96
  4. Step 4: Simplify right side
    30,248.66x = 701,970,054.31
  5. Step 5: Solve for x
    x = 701,970,054.31/30,248.66
  6. Step 6: Final answer
    x = 23,206.65

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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.