Home / 13,484.52-20,236.14-4,719.42

Finding the Fourth Proportional to 13,484.52, 20,236.14 and 4,719.42

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Solution

The fourth proportional to 13,484.52, 20,236.14 and 4,719.42 is: 7,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.52 : 20,236.14 = 4,719.42 : x
  2. Step 2: Convert to fraction form
    13,484.52/20,236.14 = 4,719.42/x
  3. Step 3: Cross multiply
    13,484.52x = 20,236.14 × 4,719.42
  4. Step 4: Simplify right side
    13,484.52x = 95,502,843.84
  5. Step 5: Solve for x
    x = 95,502,843.84/13,484.52
  6. Step 6: Final answer
    x = 7,082.41

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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.