Home / 38,429.26-53,023.34-23,321.58

Finding the Fourth Proportional to 38,429.26, 53,023.34 and 23,321.58

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Solution

The fourth proportional to 38,429.26, 53,023.34 and 23,321.58 is: 32,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.26 : 53,023.34 = 23,321.58 : x
  2. Step 2: Convert to fraction form
    38,429.26/53,023.34 = 23,321.58/x
  3. Step 3: Cross multiply
    38,429.26x = 53,023.34 × 23,321.58
  4. Step 4: Simplify right side
    38,429.26x = 1,236,588,065.68
  5. Step 5: Solve for x
    x = 1,236,588,065.68/38,429.26
  6. Step 6: Final answer
    x = 32,178.30

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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.