Home / 38,293.44-52,842.24-21,528.96

Finding the Fourth Proportional to 38,293.44, 52,842.24 and 21,528.96

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Solution

The fourth proportional to 38,293.44, 52,842.24 and 21,528.96 is: 29,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293.44 : 52,842.24 = 21,528.96 : x
  2. Step 2: Convert to fraction form
    38,293.44/52,842.24 = 21,528.96/x
  3. Step 3: Cross multiply
    38,293.44x = 52,842.24 × 21,528.96
  4. Step 4: Simplify right side
    38,293.44x = 1,137,638,471.27
  5. Step 5: Solve for x
    x = 1,137,638,471.27/38,293.44
  6. Step 6: Final answer
    x = 29,708.44

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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.