Home / 37,330.32-55,942.80-20,697.76

Finding the Fourth Proportional to 37,330.32, 55,942.80 and 20,697.76

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Solution

The fourth proportional to 37,330.32, 55,942.80 and 20,697.76 is: 31,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,330.32 : 55,942.80 = 20,697.76 : x
  2. Step 2: Convert to fraction form
    37,330.32/55,942.80 = 20,697.76/x
  3. Step 3: Cross multiply
    37,330.32x = 55,942.80 × 20,697.76
  4. Step 4: Simplify right side
    37,330.32x = 1,157,890,648.13
  5. Step 5: Solve for x
    x = 1,157,890,648.13/37,330.32
  6. Step 6: Final answer
    x = 31,017.43

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1.5x scale

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.