Home / 38,619.36-53,301.64-22,704.62

Finding the Fourth Proportional to 38,619.36, 53,301.64 and 22,704.62

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Solution

The fourth proportional to 38,619.36, 53,301.64 and 22,704.62 is: 31,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619.36 : 53,301.64 = 22,704.62 : x
  2. Step 2: Convert to fraction form
    38,619.36/53,301.64 = 22,704.62/x
  3. Step 3: Cross multiply
    38,619.36x = 53,301.64 × 22,704.62
  4. Step 4: Simplify right side
    38,619.36x = 1,210,193,481.58
  5. Step 5: Solve for x
    x = 1,210,193,481.58/38,619.36
  6. Step 6: Final answer
    x = 31,336.45

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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.