Home / 37,989.66-56,985.22-11,694.38

Finding the Fourth Proportional to 37,989.66, 56,985.22 and 11,694.38

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Solution

The fourth proportional to 37,989.66, 56,985.22 and 11,694.38 is: 17,541.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.66 : 56,985.22 = 11,694.38 : x
  2. Step 2: Convert to fraction form
    37,989.66/56,985.22 = 11,694.38/x
  3. Step 3: Cross multiply
    37,989.66x = 56,985.22 × 11,694.38
  4. Step 4: Simplify right side
    37,989.66x = 666,406,546.76
  5. Step 5: Solve for x
    x = 666,406,546.76/37,989.66
  6. Step 6: Final answer
    x = 17,541.79

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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.