Home / 19,268.32-28,905.23-5,942.43

Finding the Fourth Proportional to 19,268.32, 28,905.23 and 5,942.43

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Solution

The fourth proportional to 19,268.32, 28,905.23 and 5,942.43 is: 8,914.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.32 : 28,905.23 = 5,942.43 : x
  2. Step 2: Convert to fraction form
    19,268.32/28,905.23 = 5,942.43/x
  3. Step 3: Cross multiply
    19,268.32x = 28,905.23 × 5,942.43
  4. Step 4: Simplify right side
    19,268.32x = 171,767,348.46
  5. Step 5: Solve for x
    x = 171,767,348.46/19,268.32
  6. Step 6: Final answer
    x = 8,914.50

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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.