Home / 38,681.56-53,350.14-25,930.36

Finding the Fourth Proportional to 38,681.56, 53,350.14 and 25,930.36

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Solution

The fourth proportional to 38,681.56, 53,350.14 and 25,930.36 is: 35,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,681.56 : 53,350.14 = 25,930.36 : x
  2. Step 2: Convert to fraction form
    38,681.56/53,350.14 = 25,930.36/x
  3. Step 3: Cross multiply
    38,681.56x = 53,350.14 × 25,930.36
  4. Step 4: Simplify right side
    38,681.56x = 1,383,388,336.25
  5. Step 5: Solve for x
    x = 1,383,388,336.25/38,681.56
  6. Step 6: Final answer
    x = 35,763.51

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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.