Home / 35,825.88-53,767.53-21,047.25

Finding the Fourth Proportional to 35,825.88, 53,767.53 and 21,047.25

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Solution

The fourth proportional to 35,825.88, 53,767.53 and 21,047.25 is: 31,587.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.88 : 53,767.53 = 21,047.25 : x
  2. Step 2: Convert to fraction form
    35,825.88/53,767.53 = 21,047.25/x
  3. Step 3: Cross multiply
    35,825.88x = 53,767.53 × 21,047.25
  4. Step 4: Simplify right side
    35,825.88x = 1,131,658,645.79
  5. Step 5: Solve for x
    x = 1,131,658,645.79/35,825.88
  6. Step 6: Final answer
    x = 31,587.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.