Home / 15,129.17-22,696.83-5,269.22

Finding the Fourth Proportional to 15,129.17, 22,696.83 and 5,269.22

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Solution

The fourth proportional to 15,129.17, 22,696.83 and 5,269.22 is: 7,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,129.17 : 22,696.83 = 5,269.22 : x
  2. Step 2: Convert to fraction form
    15,129.17/22,696.83 = 5,269.22/x
  3. Step 3: Cross multiply
    15,129.17x = 22,696.83 × 5,269.22
  4. Step 4: Simplify right side
    15,129.17x = 119,594,477.09
  5. Step 5: Solve for x
    x = 119,594,477.09/15,129.17
  6. Step 6: Final answer
    x = 7,904.90

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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.