Home / 12,902.99-19,356.39-4,582.31

Finding the Fourth Proportional to 12,902.99, 19,356.39 and 4,582.31

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Solution

The fourth proportional to 12,902.99, 19,356.39 and 4,582.31 is: 6,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.99 : 19,356.39 = 4,582.31 : x
  2. Step 2: Convert to fraction form
    12,902.99/19,356.39 = 4,582.31/x
  3. Step 3: Cross multiply
    12,902.99x = 19,356.39 × 4,582.31
  4. Step 4: Simplify right side
    12,902.99x = 88,696,882.68
  5. Step 5: Solve for x
    x = 88,696,882.68/12,902.99
  6. Step 6: Final answer
    x = 6,874.14

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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.