Home / 15,721.05-23,581.59-4,034.28

Finding the Fourth Proportional to 15,721.05, 23,581.59 and 4,034.28

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Solution

The fourth proportional to 15,721.05, 23,581.59 and 4,034.28 is: 6,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721.05 : 23,581.59 = 4,034.28 : x
  2. Step 2: Convert to fraction form
    15,721.05/23,581.59 = 4,034.28/x
  3. Step 3: Cross multiply
    15,721.05x = 23,581.59 × 4,034.28
  4. Step 4: Simplify right side
    15,721.05x = 95,134,736.91
  5. Step 5: Solve for x
    x = 95,134,736.91/15,721.05
  6. Step 6: Final answer
    x = 6,051.42

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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.