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Finding the Fourth Proportional to 13,295.01, 19,947.03 and 8,358.87

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Solution

The fourth proportional to 13,295.01, 19,947.03 and 8,358.87 is: 12,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295.01 : 19,947.03 = 8,358.87 : x
  2. Step 2: Convert to fraction form
    13,295.01/19,947.03 = 8,358.87/x
  3. Step 3: Cross multiply
    13,295.01x = 19,947.03 × 8,358.87
  4. Step 4: Simplify right side
    13,295.01x = 166,734,630.66
  5. Step 5: Solve for x
    x = 166,734,630.66/13,295.01
  6. Step 6: Final answer
    x = 12,541.14

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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.