Home / 28,922.28-43,395.78-9,202.44

Finding the Fourth Proportional to 28,922.28, 43,395.78 and 9,202.44

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Solution

The fourth proportional to 28,922.28, 43,395.78 and 9,202.44 is: 13,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.28 : 43,395.78 = 9,202.44 : x
  2. Step 2: Convert to fraction form
    28,922.28/43,395.78 = 9,202.44/x
  3. Step 3: Cross multiply
    28,922.28x = 43,395.78 × 9,202.44
  4. Step 4: Simplify right side
    28,922.28x = 399,347,061.70
  5. Step 5: Solve for x
    x = 399,347,061.70/28,922.28
  6. Step 6: Final answer
    x = 13,807.59

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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.