Home / 13,342.97-20,014.85-4,577.75

Finding the Fourth Proportional to 13,342.97, 20,014.85 and 4,577.75

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Solution

The fourth proportional to 13,342.97, 20,014.85 and 4,577.75 is: 6,866.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.97 : 20,014.85 = 4,577.75 : x
  2. Step 2: Convert to fraction form
    13,342.97/20,014.85 = 4,577.75/x
  3. Step 3: Cross multiply
    13,342.97x = 20,014.85 × 4,577.75
  4. Step 4: Simplify right side
    13,342.97x = 91,622,979.59
  5. Step 5: Solve for x
    x = 91,622,979.59/13,342.97
  6. Step 6: Final answer
    x = 6,866.76

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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.