Home / 15,240.35-22,803.37-12,609.12

Finding the Fourth Proportional to 15,240.35, 22,803.37 and 12,609.12

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Solution

The fourth proportional to 15,240.35, 22,803.37 and 12,609.12 is: 18,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.35 : 22,803.37 = 12,609.12 : x
  2. Step 2: Convert to fraction form
    15,240.35/22,803.37 = 12,609.12/x
  3. Step 3: Cross multiply
    15,240.35x = 22,803.37 × 12,609.12
  4. Step 4: Simplify right side
    15,240.35x = 287,530,425.38
  5. Step 5: Solve for x
    x = 287,530,425.38/15,240.35
  6. Step 6: Final answer
    x = 18,866.39

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1.5x scale

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.