Home / 37,502.40-56,215.20-20,836.80

Finding the Fourth Proportional to 37,502.40, 56,215.20 and 20,836.80

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Solution

The fourth proportional to 37,502.40, 56,215.20 and 20,836.80 is: 31,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,502.40 : 56,215.20 = 20,836.80 : x
  2. Step 2: Convert to fraction form
    37,502.40/56,215.20 = 20,836.80/x
  3. Step 3: Cross multiply
    37,502.40x = 56,215.20 × 20,836.80
  4. Step 4: Simplify right side
    37,502.40x = 1,171,344,879.36
  5. Step 5: Solve for x
    x = 1,171,344,879.36/37,502.40
  6. Step 6: Final answer
    x = 31,233.86

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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.