Home / 12,225.50-16,873.67-6,922.02

Finding the Fourth Proportional to 12,225.50, 16,873.67 and 6,922.02

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Solution

The fourth proportional to 12,225.50, 16,873.67 and 6,922.02 is: 9,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,225.50 : 16,873.67 = 6,922.02 : x
  2. Step 2: Convert to fraction form
    12,225.50/16,873.67 = 6,922.02/x
  3. Step 3: Cross multiply
    12,225.50x = 16,873.67 × 6,922.02
  4. Step 4: Simplify right side
    12,225.50x = 116,799,922.86
  5. Step 5: Solve for x
    x = 116,799,922.86/12,225.50
  6. Step 6: Final answer
    x = 9,553.80

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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.