Home / 37,217.88-55,768.50-31,648.32

Finding the Fourth Proportional to 37,217.88, 55,768.50 and 31,648.32

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Solution

The fourth proportional to 37,217.88, 55,768.50 and 31,648.32 is: 47,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,217.88 : 55,768.50 = 31,648.32 : x
  2. Step 2: Convert to fraction form
    37,217.88/55,768.50 = 31,648.32/x
  3. Step 3: Cross multiply
    37,217.88x = 55,768.50 × 31,648.32
  4. Step 4: Simplify right side
    37,217.88x = 1,764,979,333.92
  5. Step 5: Solve for x
    x = 1,764,979,333.92/37,217.88
  6. Step 6: Final answer
    x = 47,422.89

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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.