Home / 19,236.97-28,856.31-6,090.31

Finding the Fourth Proportional to 19,236.97, 28,856.31 and 6,090.31

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Solution

The fourth proportional to 19,236.97, 28,856.31 and 6,090.31 is: 9,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.97 : 28,856.31 = 6,090.31 : x
  2. Step 2: Convert to fraction form
    19,236.97/28,856.31 = 6,090.31/x
  3. Step 3: Cross multiply
    19,236.97x = 28,856.31 × 6,090.31
  4. Step 4: Simplify right side
    19,236.97x = 175,743,873.36
  5. Step 5: Solve for x
    x = 175,743,873.36/19,236.97
  6. Step 6: Final answer
    x = 9,135.74

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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.