Home / 28,844.38-43,236.87-20,927.17

Finding the Fourth Proportional to 28,844.38, 43,236.87 and 20,927.17

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Solution

The fourth proportional to 28,844.38, 43,236.87 and 20,927.17 is: 31,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.38 : 43,236.87 = 20,927.17 : x
  2. Step 2: Convert to fraction form
    28,844.38/43,236.87 = 20,927.17/x
  3. Step 3: Cross multiply
    28,844.38x = 43,236.87 × 20,927.17
  4. Step 4: Simplify right side
    28,844.38x = 904,825,328.76
  5. Step 5: Solve for x
    x = 904,825,328.76/28,844.38
  6. Step 6: Final answer
    x = 31,369.21

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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.