Home / 20,616.10-30,922.59-6,575.56

Finding the Fourth Proportional to 20,616.10, 30,922.59 and 6,575.56

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Solution

The fourth proportional to 20,616.10, 30,922.59 and 6,575.56 is: 9,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616.10 : 30,922.59 = 6,575.56 : x
  2. Step 2: Convert to fraction form
    20,616.10/30,922.59 = 6,575.56/x
  3. Step 3: Cross multiply
    20,616.10x = 30,922.59 × 6,575.56
  4. Step 4: Simplify right side
    20,616.10x = 203,333,268.59
  5. Step 5: Solve for x
    x = 203,333,268.59/20,616.10
  6. Step 6: Final answer
    x = 9,862.84

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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.