Home / 37,136.53-55,695.70-20,251.34

Finding the Fourth Proportional to 37,136.53, 55,695.70 and 20,251.34

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Solution

The fourth proportional to 37,136.53, 55,695.70 and 20,251.34 is: 30,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.53 : 55,695.70 = 20,251.34 : x
  2. Step 2: Convert to fraction form
    37,136.53/55,695.70 = 20,251.34/x
  3. Step 3: Cross multiply
    37,136.53x = 55,695.70 × 20,251.34
  4. Step 4: Simplify right side
    37,136.53x = 1,127,912,557.24
  5. Step 5: Solve for x
    x = 1,127,912,557.24/37,136.53
  6. Step 6: Final answer
    x = 30,372.05

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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.