Home / 34,654.68-47,823.24-18,738.96

Finding the Fourth Proportional to 34,654.68, 47,823.24 and 18,738.96

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Solution

The fourth proportional to 34,654.68, 47,823.24 and 18,738.96 is: 25,859.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.68 : 47,823.24 = 18,738.96 : x
  2. Step 2: Convert to fraction form
    34,654.68/47,823.24 = 18,738.96/x
  3. Step 3: Cross multiply
    34,654.68x = 47,823.24 × 18,738.96
  4. Step 4: Simplify right side
    34,654.68x = 896,157,781.43
  5. Step 5: Solve for x
    x = 896,157,781.43/34,654.68
  6. Step 6: Final answer
    x = 25,859.65

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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.