Home / 15,207.88-22,852.32-8,193.28

Finding the Fourth Proportional to 15,207.88, 22,852.32 and 8,193.28

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Solution

The fourth proportional to 15,207.88, 22,852.32 and 8,193.28 is: 12,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.88 : 22,852.32 = 8,193.28 : x
  2. Step 2: Convert to fraction form
    15,207.88/22,852.32 = 8,193.28/x
  3. Step 3: Cross multiply
    15,207.88x = 22,852.32 × 8,193.28
  4. Step 4: Simplify right side
    15,207.88x = 187,235,456.41
  5. Step 5: Solve for x
    x = 187,235,456.41/15,207.88
  6. Step 6: Final answer
    x = 12,311.74

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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.