Home / 15,227.86-22,809.37-8,650.66

Finding the Fourth Proportional to 15,227.86, 22,809.37 and 8,650.66

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Solution

The fourth proportional to 15,227.86, 22,809.37 and 8,650.66 is: 12,957.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,227.86 : 22,809.37 = 8,650.66 : x
  2. Step 2: Convert to fraction form
    15,227.86/22,809.37 = 8,650.66/x
  3. Step 3: Cross multiply
    15,227.86x = 22,809.37 × 8,650.66
  4. Step 4: Simplify right side
    15,227.86x = 197,316,104.68
  5. Step 5: Solve for x
    x = 197,316,104.68/15,227.86
  6. Step 6: Final answer
    x = 12,957.57

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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.