Home / 14,778.24-22,166.56-8,933.28

Finding the Fourth Proportional to 14,778.24, 22,166.56 and 8,933.28

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Solution

The fourth proportional to 14,778.24, 22,166.56 and 8,933.28 is: 13,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,778.24 : 22,166.56 = 8,933.28 : x
  2. Step 2: Convert to fraction form
    14,778.24/22,166.56 = 8,933.28/x
  3. Step 3: Cross multiply
    14,778.24x = 22,166.56 × 8,933.28
  4. Step 4: Simplify right side
    14,778.24x = 198,020,087.12
  5. Step 5: Solve for x
    x = 198,020,087.12/14,778.24
  6. Step 6: Final answer
    x = 13,399.44

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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.