Home / 15,216.82-22,828.86-4,828.57

Finding the Fourth Proportional to 15,216.82, 22,828.86 and 4,828.57

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Solution

The fourth proportional to 15,216.82, 22,828.86 and 4,828.57 is: 7,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,216.82 : 22,828.86 = 4,828.57 : x
  2. Step 2: Convert to fraction form
    15,216.82/22,828.86 = 4,828.57/x
  3. Step 3: Cross multiply
    15,216.82x = 22,828.86 × 4,828.57
  4. Step 4: Simplify right side
    15,216.82x = 110,230,748.53
  5. Step 5: Solve for x
    x = 110,230,748.53/15,216.82
  6. Step 6: Final answer
    x = 7,244.01

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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.