Home / 28,844.28-43,178.74-18,463.32

Finding the Fourth Proportional to 28,844.28, 43,178.74 and 18,463.32

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Solution

The fourth proportional to 28,844.28, 43,178.74 and 18,463.32 is: 27,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.28 : 43,178.74 = 18,463.32 : x
  2. Step 2: Convert to fraction form
    28,844.28/43,178.74 = 18,463.32/x
  3. Step 3: Cross multiply
    28,844.28x = 43,178.74 × 18,463.32
  4. Step 4: Simplify right side
    28,844.28x = 797,222,893.82
  5. Step 5: Solve for x
    x = 797,222,893.82/28,844.28
  6. Step 6: Final answer
    x = 27,638.86

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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.