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Finding the Fourth Proportional to 15,103.52, 22,649.52 and 7,204.64

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Solution

The fourth proportional to 15,103.52, 22,649.52 and 7,204.64 is: 10,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.52 : 22,649.52 = 7,204.64 : x
  2. Step 2: Convert to fraction form
    15,103.52/22,649.52 = 7,204.64/x
  3. Step 3: Cross multiply
    15,103.52x = 22,649.52 × 7,204.64
  4. Step 4: Simplify right side
    15,103.52x = 163,181,637.77
  5. Step 5: Solve for x
    x = 163,181,637.77/15,103.52
  6. Step 6: Final answer
    x = 10,804.21

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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.