Home / 37,830.58-52,204.19-21,697.06

Finding the Fourth Proportional to 37,830.58, 52,204.19 and 21,697.06

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Solution

The fourth proportional to 37,830.58, 52,204.19 and 21,697.06 is: 29,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,830.58 : 52,204.19 = 21,697.06 : x
  2. Step 2: Convert to fraction form
    37,830.58/52,204.19 = 21,697.06/x
  3. Step 3: Cross multiply
    37,830.58x = 52,204.19 × 21,697.06
  4. Step 4: Simplify right side
    37,830.58x = 1,132,677,275.13
  5. Step 5: Solve for x
    x = 1,132,677,275.13/37,830.58
  6. Step 6: Final answer
    x = 29,940.79

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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.