Home / 12,497.32-18,734.46-6,339.88

Finding the Fourth Proportional to 12,497.32, 18,734.46 and 6,339.88

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Solution

The fourth proportional to 12,497.32, 18,734.46 and 6,339.88 is: 9,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.32 : 18,734.46 = 6,339.88 : x
  2. Step 2: Convert to fraction form
    12,497.32/18,734.46 = 6,339.88/x
  3. Step 3: Cross multiply
    12,497.32x = 18,734.46 × 6,339.88
  4. Step 4: Simplify right side
    12,497.32x = 118,774,228.26
  5. Step 5: Solve for x
    x = 118,774,228.26/12,497.32
  6. Step 6: Final answer
    x = 9,503.98

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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.