Home / 37,572.99-56,380.23-20,942.39

Finding the Fourth Proportional to 37,572.99, 56,380.23 and 20,942.39

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Solution

The fourth proportional to 37,572.99, 56,380.23 and 20,942.39 is: 31,425.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,572.99 : 56,380.23 = 20,942.39 : x
  2. Step 2: Convert to fraction form
    37,572.99/56,380.23 = 20,942.39/x
  3. Step 3: Cross multiply
    37,572.99x = 56,380.23 × 20,942.39
  4. Step 4: Simplify right side
    37,572.99x = 1,180,736,483.05
  5. Step 5: Solve for x
    x = 1,180,736,483.05/37,572.99
  6. Step 6: Final answer
    x = 31,425.14

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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.