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Finding the Fourth Proportional to 15,295.54, 22,943.31 and 4,203.40

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Solution

The fourth proportional to 15,295.54, 22,943.31 and 4,203.40 is: 6,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.54 : 22,943.31 = 4,203.40 : x
  2. Step 2: Convert to fraction form
    15,295.54/22,943.31 = 4,203.40/x
  3. Step 3: Cross multiply
    15,295.54x = 22,943.31 × 4,203.40
  4. Step 4: Simplify right side
    15,295.54x = 96,439,773.52
  5. Step 5: Solve for x
    x = 96,439,773.52/15,295.54
  6. Step 6: Final answer
    x = 6,305.09

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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.