Home / 16,751.48-23,116.88-9,197.61

Finding the Fourth Proportional to 16,751.48, 23,116.88 and 9,197.61

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Solution

The fourth proportional to 16,751.48, 23,116.88 and 9,197.61 is: 12,692.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751.48 : 23,116.88 = 9,197.61 : x
  2. Step 2: Convert to fraction form
    16,751.48/23,116.88 = 9,197.61/x
  3. Step 3: Cross multiply
    16,751.48x = 23,116.88 × 9,197.61
  4. Step 4: Simplify right side
    16,751.48x = 212,620,000.67
  5. Step 5: Solve for x
    x = 212,620,000.67/16,751.48
  6. Step 6: Final answer
    x = 12,692.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.