Home / 20,594.82-28,423.08-11,523.48

Finding the Fourth Proportional to 20,594.82, 28,423.08 and 11,523.48

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Solution

The fourth proportional to 20,594.82, 28,423.08 and 11,523.48 is: 15,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.82 : 28,423.08 = 11,523.48 : x
  2. Step 2: Convert to fraction form
    20,594.82/28,423.08 = 11,523.48/x
  3. Step 3: Cross multiply
    20,594.82x = 28,423.08 × 11,523.48
  4. Step 4: Simplify right side
    20,594.82x = 327,532,793.92
  5. Step 5: Solve for x
    x = 327,532,793.92/20,594.82
  6. Step 6: Final answer
    x = 15,903.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.