Home / 37,552.80-51,825.37-21,638.28

Finding the Fourth Proportional to 37,552.80, 51,825.37 and 21,638.28

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Solution

The fourth proportional to 37,552.80, 51,825.37 and 21,638.28 is: 29,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,552.80 : 51,825.37 = 21,638.28 : x
  2. Step 2: Convert to fraction form
    37,552.80/51,825.37 = 21,638.28/x
  3. Step 3: Cross multiply
    37,552.80x = 51,825.37 × 21,638.28
  4. Step 4: Simplify right side
    37,552.80x = 1,121,411,867.16
  5. Step 5: Solve for x
    x = 1,121,411,867.16/37,552.80
  6. Step 6: Final answer
    x = 29,862.27

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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.