Home / 38,422.50-53,066.79-25,825.38

Finding the Fourth Proportional to 38,422.50, 53,066.79 and 25,825.38

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Solution

The fourth proportional to 38,422.50, 53,066.79 and 25,825.38 is: 35,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,422.50 : 53,066.79 = 25,825.38 : x
  2. Step 2: Convert to fraction form
    38,422.50/53,066.79 = 25,825.38/x
  3. Step 3: Cross multiply
    38,422.50x = 53,066.79 × 25,825.38
  4. Step 4: Simplify right side
    38,422.50x = 1,370,470,017.13
  5. Step 5: Solve for x
    x = 1,370,470,017.13/38,422.50
  6. Step 6: Final answer
    x = 35,668.42

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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.