Home / 15,207.57-22,811.24-4,115.39

Finding the Fourth Proportional to 15,207.57, 22,811.24 and 4,115.39

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Solution

The fourth proportional to 15,207.57, 22,811.24 and 4,115.39 is: 6,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.57 : 22,811.24 = 4,115.39 : x
  2. Step 2: Convert to fraction form
    15,207.57/22,811.24 = 4,115.39/x
  3. Step 3: Cross multiply
    15,207.57x = 22,811.24 × 4,115.39
  4. Step 4: Simplify right side
    15,207.57x = 93,877,014.35
  5. Step 5: Solve for x
    x = 93,877,014.35/15,207.57
  6. Step 6: Final answer
    x = 6,173.05

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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.