Home / 38,717.38-53,440.43-25,288.35

Finding the Fourth Proportional to 38,717.38, 53,440.43 and 25,288.35

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Solution

The fourth proportional to 38,717.38, 53,440.43 and 25,288.35 is: 34,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,717.38 : 53,440.43 = 25,288.35 : x
  2. Step 2: Convert to fraction form
    38,717.38/53,440.43 = 25,288.35/x
  3. Step 3: Cross multiply
    38,717.38x = 53,440.43 × 25,288.35
  4. Step 4: Simplify right side
    38,717.38x = 1,351,420,297.99
  5. Step 5: Solve for x
    x = 1,351,420,297.99/38,717.38
  6. Step 6: Final answer
    x = 34,904.75

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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.