Home / 38,569.97-53,221.24-21,573.33

Finding the Fourth Proportional to 38,569.97, 53,221.24 and 21,573.33

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Solution

The fourth proportional to 38,569.97, 53,221.24 and 21,573.33 is: 29,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,569.97 : 53,221.24 = 21,573.33 : x
  2. Step 2: Convert to fraction form
    38,569.97/53,221.24 = 21,573.33/x
  3. Step 3: Cross multiply
    38,569.97x = 53,221.24 × 21,573.33
  4. Step 4: Simplify right side
    38,569.97x = 1,148,159,373.53
  5. Step 5: Solve for x
    x = 1,148,159,373.53/38,569.97
  6. Step 6: Final answer
    x = 29,768.22

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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.