Home / 19,523.76-29,284.58-5,484.78

Finding the Fourth Proportional to 19,523.76, 29,284.58 and 5,484.78

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Solution

The fourth proportional to 19,523.76, 29,284.58 and 5,484.78 is: 8,226.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.76 : 29,284.58 = 5,484.78 : x
  2. Step 2: Convert to fraction form
    19,523.76/29,284.58 = 5,484.78/x
  3. Step 3: Cross multiply
    19,523.76x = 29,284.58 × 5,484.78
  4. Step 4: Simplify right side
    19,523.76x = 160,619,478.69
  5. Step 5: Solve for x
    x = 160,619,478.69/19,523.76
  6. Step 6: Final answer
    x = 8,226.87

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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.