Home / 37,427.64-51,650.02-20,660.52

Finding the Fourth Proportional to 37,427.64, 51,650.02 and 20,660.52

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Solution

The fourth proportional to 37,427.64, 51,650.02 and 20,660.52 is: 28,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,427.64 : 51,650.02 = 20,660.52 : x
  2. Step 2: Convert to fraction form
    37,427.64/51,650.02 = 20,660.52/x
  3. Step 3: Cross multiply
    37,427.64x = 51,650.02 × 20,660.52
  4. Step 4: Simplify right side
    37,427.64x = 1,067,116,271.21
  5. Step 5: Solve for x
    x = 1,067,116,271.21/37,427.64
  6. Step 6: Final answer
    x = 28,511.45

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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.