Home / 10,250.27-15,365.81-5,563.40

Finding the Fourth Proportional to 10,250.27, 15,365.81 and 5,563.40

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Solution

The fourth proportional to 10,250.27, 15,365.81 and 5,563.40 is: 8,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.27 : 15,365.81 = 5,563.40 : x
  2. Step 2: Convert to fraction form
    10,250.27/15,365.81 = 5,563.40/x
  3. Step 3: Cross multiply
    10,250.27x = 15,365.81 × 5,563.40
  4. Step 4: Simplify right side
    10,250.27x = 85,486,119.54
  5. Step 5: Solve for x
    x = 85,486,119.54/10,250.27
  6. Step 6: Final answer
    x = 8,339.89

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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.