Home / 37,400.47-56,071.52-18,671.11

Finding the Fourth Proportional to 37,400.47, 56,071.52 and 18,671.11

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Solution

The fourth proportional to 37,400.47, 56,071.52 and 18,671.11 is: 27,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,400.47 : 56,071.52 = 18,671.11 : x
  2. Step 2: Convert to fraction form
    37,400.47/56,071.52 = 18,671.11/x
  3. Step 3: Cross multiply
    37,400.47x = 56,071.52 × 18,671.11
  4. Step 4: Simplify right side
    37,400.47x = 1,046,917,284.25
  5. Step 5: Solve for x
    x = 1,046,917,284.25/37,400.47
  6. Step 6: Final answer
    x = 27,992.09

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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.