Home / 10,022.52-15,031.53-3,783.21

Finding the Fourth Proportional to 10,022.52, 15,031.53 and 3,783.21

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Solution

The fourth proportional to 10,022.52, 15,031.53 and 3,783.21 is: 5,673.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.52 : 15,031.53 = 3,783.21 : x
  2. Step 2: Convert to fraction form
    10,022.52/15,031.53 = 3,783.21/x
  3. Step 3: Cross multiply
    10,022.52x = 15,031.53 × 3,783.21
  4. Step 4: Simplify right side
    10,022.52x = 56,867,434.61
  5. Step 5: Solve for x
    x = 56,867,434.61/10,022.52
  6. Step 6: Final answer
    x = 5,673.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.