Home / 37,607.56-51,896.10-20,840.60

Finding the Fourth Proportional to 37,607.56, 51,896.10 and 20,840.60

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Solution

The fourth proportional to 37,607.56, 51,896.10 and 20,840.60 is: 28,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,607.56 : 51,896.10 = 20,840.60 : x
  2. Step 2: Convert to fraction form
    37,607.56/51,896.10 = 20,840.60/x
  3. Step 3: Cross multiply
    37,607.56x = 51,896.10 × 20,840.60
  4. Step 4: Simplify right side
    37,607.56x = 1,081,545,861.66
  5. Step 5: Solve for x
    x = 1,081,545,861.66/37,607.56
  6. Step 6: Final answer
    x = 28,758.74

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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.