Home / 37,231.25-55,833.35-20,376.72

Finding the Fourth Proportional to 37,231.25, 55,833.35 and 20,376.72

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Solution

The fourth proportional to 37,231.25, 55,833.35 and 20,376.72 is: 30,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,231.25 : 55,833.35 = 20,376.72 : x
  2. Step 2: Convert to fraction form
    37,231.25/55,833.35 = 20,376.72/x
  3. Step 3: Cross multiply
    37,231.25x = 55,833.35 × 20,376.72
  4. Step 4: Simplify right side
    37,231.25x = 1,137,700,158.56
  5. Step 5: Solve for x
    x = 1,137,700,158.56/37,231.25
  6. Step 6: Final answer
    x = 30,557.67

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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.