Home / 21,791.08-32,686.62-6,208.75

Finding the Fourth Proportional to 21,791.08, 32,686.62 and 6,208.75

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Solution

The fourth proportional to 21,791.08, 32,686.62 and 6,208.75 is: 9,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791.08 : 32,686.62 = 6,208.75 : x
  2. Step 2: Convert to fraction form
    21,791.08/32,686.62 = 6,208.75/x
  3. Step 3: Cross multiply
    21,791.08x = 32,686.62 × 6,208.75
  4. Step 4: Simplify right side
    21,791.08x = 202,943,051.93
  5. Step 5: Solve for x
    x = 202,943,051.93/21,791.08
  6. Step 6: Final answer
    x = 9,313.13

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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.