Home / 37,133.64-55,717.20-18,432.36

Finding the Fourth Proportional to 37,133.64, 55,717.20 and 18,432.36

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Solution

The fourth proportional to 37,133.64, 55,717.20 and 18,432.36 is: 27,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,133.64 : 55,717.20 = 18,432.36 : x
  2. Step 2: Convert to fraction form
    37,133.64/55,717.20 = 18,432.36/x
  3. Step 3: Cross multiply
    37,133.64x = 55,717.20 × 18,432.36
  4. Step 4: Simplify right side
    37,133.64x = 1,026,999,488.59
  5. Step 5: Solve for x
    x = 1,026,999,488.59/37,133.64
  6. Step 6: Final answer
    x = 27,656.85

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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.