Home / 37,892.08-52,291.04-21,760.44

Finding the Fourth Proportional to 37,892.08, 52,291.04 and 21,760.44

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Solution

The fourth proportional to 37,892.08, 52,291.04 and 21,760.44 is: 30,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,892.08 : 52,291.04 = 21,760.44 : x
  2. Step 2: Convert to fraction form
    37,892.08/52,291.04 = 21,760.44/x
  3. Step 3: Cross multiply
    37,892.08x = 52,291.04 × 21,760.44
  4. Step 4: Simplify right side
    37,892.08x = 1,137,876,038.46
  5. Step 5: Solve for x
    x = 1,137,876,038.46/37,892.08
  6. Step 6: Final answer
    x = 30,029.39

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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.