Home / 38,657.26-53,346.11-22,742.73

Finding the Fourth Proportional to 38,657.26, 53,346.11 and 22,742.73

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Solution

The fourth proportional to 38,657.26, 53,346.11 and 22,742.73 is: 31,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.26 : 53,346.11 = 22,742.73 : x
  2. Step 2: Convert to fraction form
    38,657.26/53,346.11 = 22,742.73/x
  3. Step 3: Cross multiply
    38,657.26x = 53,346.11 × 22,742.73
  4. Step 4: Simplify right side
    38,657.26x = 1,213,236,233.14
  5. Step 5: Solve for x
    x = 1,213,236,233.14/38,657.26
  6. Step 6: Final answer
    x = 31,384.44

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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.