Home / 37,289.92-55,921.56-12,325.36

Finding the Fourth Proportional to 37,289.92, 55,921.56 and 12,325.36

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Solution

The fourth proportional to 37,289.92, 55,921.56 and 12,325.36 is: 18,483.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,289.92 : 55,921.56 = 12,325.36 : x
  2. Step 2: Convert to fraction form
    37,289.92/55,921.56 = 12,325.36/x
  3. Step 3: Cross multiply
    37,289.92x = 55,921.56 × 12,325.36
  4. Step 4: Simplify right side
    37,289.92x = 689,253,358.76
  5. Step 5: Solve for x
    x = 689,253,358.76/37,289.92
  6. Step 6: Final answer
    x = 18,483.64

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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.