Home / 17,517.80-26,261.90-8,152.98

Finding the Fourth Proportional to 17,517.80, 26,261.90 and 8,152.98

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Solution

The fourth proportional to 17,517.80, 26,261.90 and 8,152.98 is: 12,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.80 : 26,261.90 = 8,152.98 : x
  2. Step 2: Convert to fraction form
    17,517.80/26,261.90 = 8,152.98/x
  3. Step 3: Cross multiply
    17,517.80x = 26,261.90 × 8,152.98
  4. Step 4: Simplify right side
    17,517.80x = 214,112,745.46
  5. Step 5: Solve for x
    x = 214,112,745.46/17,517.80
  6. Step 6: Final answer
    x = 12,222.58

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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.