Home / 13,464.31-20,205.69-4,699.22

Finding the Fourth Proportional to 13,464.31, 20,205.69 and 4,699.22

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Solution

The fourth proportional to 13,464.31, 20,205.69 and 4,699.22 is: 7,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.31 : 20,205.69 = 4,699.22 : x
  2. Step 2: Convert to fraction form
    13,464.31/20,205.69 = 4,699.22/x
  3. Step 3: Cross multiply
    13,464.31x = 20,205.69 × 4,699.22
  4. Step 4: Simplify right side
    13,464.31x = 94,951,012.59
  5. Step 5: Solve for x
    x = 94,951,012.59/13,464.31
  6. Step 6: Final answer
    x = 7,052.05

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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.