Home / 15,721.36-23,582.28-4,034.32

Finding the Fourth Proportional to 15,721.36, 23,582.28 and 4,034.32

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Solution

The fourth proportional to 15,721.36, 23,582.28 and 4,034.32 is: 6,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721.36 : 23,582.28 = 4,034.32 : x
  2. Step 2: Convert to fraction form
    15,721.36/23,582.28 = 4,034.32/x
  3. Step 3: Cross multiply
    15,721.36x = 23,582.28 × 4,034.32
  4. Step 4: Simplify right side
    15,721.36x = 95,138,463.85
  5. Step 5: Solve for x
    x = 95,138,463.85/15,721.36
  6. Step 6: Final answer
    x = 6,051.54

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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.