Home / 38,428.26-53,021.97-23,320.58

Finding the Fourth Proportional to 38,428.26, 53,021.97 and 23,320.58

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Solution

The fourth proportional to 38,428.26, 53,021.97 and 23,320.58 is: 32,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,428.26 : 53,021.97 = 23,320.58 : x
  2. Step 2: Convert to fraction form
    38,428.26/53,021.97 = 23,320.58/x
  3. Step 3: Cross multiply
    38,428.26x = 53,021.97 × 23,320.58
  4. Step 4: Simplify right side
    38,428.26x = 1,236,502,976.54
  5. Step 5: Solve for x
    x = 1,236,502,976.54/38,428.26
  6. Step 6: Final answer
    x = 32,176.92

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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.