Home / 13,205.48-19,798.80-6,181.66

Finding the Fourth Proportional to 13,205.48, 19,798.80 and 6,181.66

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Solution

The fourth proportional to 13,205.48, 19,798.80 and 6,181.66 is: 9,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205.48 : 19,798.80 = 6,181.66 : x
  2. Step 2: Convert to fraction form
    13,205.48/19,798.80 = 6,181.66/x
  3. Step 3: Cross multiply
    13,205.48x = 19,798.80 × 6,181.66
  4. Step 4: Simplify right side
    13,205.48x = 122,389,450.01
  5. Step 5: Solve for x
    x = 122,389,450.01/13,205.48
  6. Step 6: Final answer
    x = 9,268.08

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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.