Home / 16,121.61-24,188.49-6,261.48

Finding the Fourth Proportional to 16,121.61, 24,188.49 and 6,261.48

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Solution

The fourth proportional to 16,121.61, 24,188.49 and 6,261.48 is: 9,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.61 : 24,188.49 = 6,261.48 : x
  2. Step 2: Convert to fraction form
    16,121.61/24,188.49 = 6,261.48/x
  3. Step 3: Cross multiply
    16,121.61x = 24,188.49 × 6,261.48
  4. Step 4: Simplify right side
    16,121.61x = 151,455,746.37
  5. Step 5: Solve for x
    x = 151,455,746.37/16,121.61
  6. Step 6: Final answer
    x = 9,394.58

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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.