Home / 13,392.31-20,091.29-4,033.02

Finding the Fourth Proportional to 13,392.31, 20,091.29 and 4,033.02

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Solution

The fourth proportional to 13,392.31, 20,091.29 and 4,033.02 is: 6,050.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.31 : 20,091.29 = 4,033.02 : x
  2. Step 2: Convert to fraction form
    13,392.31/20,091.29 = 4,033.02/x
  3. Step 3: Cross multiply
    13,392.31x = 20,091.29 × 4,033.02
  4. Step 4: Simplify right side
    13,392.31x = 81,028,574.40
  5. Step 5: Solve for x
    x = 81,028,574.40/13,392.31
  6. Step 6: Final answer
    x = 6,050.38

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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.