Home / 37,311.56-51,494.40-21,395.96

Finding the Fourth Proportional to 37,311.56, 51,494.40 and 21,395.96

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Solution

The fourth proportional to 37,311.56, 51,494.40 and 21,395.96 is: 29,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,311.56 : 51,494.40 = 21,395.96 : x
  2. Step 2: Convert to fraction form
    37,311.56/51,494.40 = 21,395.96/x
  3. Step 3: Cross multiply
    37,311.56x = 51,494.40 × 21,395.96
  4. Step 4: Simplify right side
    37,311.56x = 1,101,772,122.62
  5. Step 5: Solve for x
    x = 1,101,772,122.62/37,311.56
  6. Step 6: Final answer
    x = 29,528.98

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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.