Home / 38,718.38-53,441.81-25,289.35

Finding the Fourth Proportional to 38,718.38, 53,441.81 and 25,289.35

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Solution

The fourth proportional to 38,718.38, 53,441.81 and 25,289.35 is: 34,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.38 : 53,441.81 = 25,289.35 : x
  2. Step 2: Convert to fraction form
    38,718.38/53,441.81 = 25,289.35/x
  3. Step 3: Cross multiply
    38,718.38x = 53,441.81 × 25,289.35
  4. Step 4: Simplify right side
    38,718.38x = 1,351,508,637.72
  5. Step 5: Solve for x
    x = 1,351,508,637.72/38,718.38
  6. Step 6: Final answer
    x = 34,906.13

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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.