Home / 23,793.60-32,820.26-15,306.78

Finding the Fourth Proportional to 23,793.60, 32,820.26 and 15,306.78

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Solution

The fourth proportional to 23,793.60, 32,820.26 and 15,306.78 is: 21,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,793.60 : 32,820.26 = 15,306.78 : x
  2. Step 2: Convert to fraction form
    23,793.60/32,820.26 = 15,306.78/x
  3. Step 3: Cross multiply
    23,793.60x = 32,820.26 × 15,306.78
  4. Step 4: Simplify right side
    23,793.60x = 502,372,499.36
  5. Step 5: Solve for x
    x = 502,372,499.36/23,793.60
  6. Step 6: Final answer
    x = 21,113.77

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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.