Home / 20,633.48-30,947.20-6,595.08

Finding the Fourth Proportional to 20,633.48, 30,947.20 and 6,595.08

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Solution

The fourth proportional to 20,633.48, 30,947.20 and 6,595.08 is: 9,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.48 : 30,947.20 = 6,595.08 : x
  2. Step 2: Convert to fraction form
    20,633.48/30,947.20 = 6,595.08/x
  3. Step 3: Cross multiply
    20,633.48x = 30,947.20 × 6,595.08
  4. Step 4: Simplify right side
    20,633.48x = 204,099,259.78
  5. Step 5: Solve for x
    x = 204,099,259.78/20,633.48
  6. Step 6: Final answer
    x = 9,891.65

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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.