Home / 14,922.89-20,596.51-8,553.75

Finding the Fourth Proportional to 14,922.89, 20,596.51 and 8,553.75

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Solution

The fourth proportional to 14,922.89, 20,596.51 and 8,553.75 is: 11,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.89 : 20,596.51 = 8,553.75 : x
  2. Step 2: Convert to fraction form
    14,922.89/20,596.51 = 8,553.75/x
  3. Step 3: Cross multiply
    14,922.89x = 20,596.51 × 8,553.75
  4. Step 4: Simplify right side
    14,922.89x = 176,177,345.92
  5. Step 5: Solve for x
    x = 176,177,345.92/14,922.89
  6. Step 6: Final answer
    x = 11,805.85

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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.