Home / 38,508.20-53,145.92-23,403.32

Finding the Fourth Proportional to 38,508.20, 53,145.92 and 23,403.32

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Solution

The fourth proportional to 38,508.20, 53,145.92 and 23,403.32 is: 32,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.20 : 53,145.92 = 23,403.32 : x
  2. Step 2: Convert to fraction form
    38,508.20/53,145.92 = 23,403.32/x
  3. Step 3: Cross multiply
    38,508.20x = 53,145.92 × 23,403.32
  4. Step 4: Simplify right side
    38,508.20x = 1,243,790,972.45
  5. Step 5: Solve for x
    x = 1,243,790,972.45/38,508.20
  6. Step 6: Final answer
    x = 32,299.38

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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.