Home / 15,135.46-22,705.32-5,273.32

Finding the Fourth Proportional to 15,135.46, 22,705.32 and 5,273.32

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Solution

The fourth proportional to 15,135.46, 22,705.32 and 5,273.32 is: 7,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,135.46 : 22,705.32 = 5,273.32 : x
  2. Step 2: Convert to fraction form
    15,135.46/22,705.32 = 5,273.32/x
  3. Step 3: Cross multiply
    15,135.46x = 22,705.32 × 5,273.32
  4. Step 4: Simplify right side
    15,135.46x = 119,732,418.06
  5. Step 5: Solve for x
    x = 119,732,418.06/15,135.46
  6. Step 6: Final answer
    x = 7,910.72

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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.