Home / 37,399.78-56,099.04-21,628.54

Finding the Fourth Proportional to 37,399.78, 56,099.04 and 21,628.54

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Solution

The fourth proportional to 37,399.78, 56,099.04 and 21,628.54 is: 32,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,399.78 : 56,099.04 = 21,628.54 : x
  2. Step 2: Convert to fraction form
    37,399.78/56,099.04 = 21,628.54/x
  3. Step 3: Cross multiply
    37,399.78x = 56,099.04 × 21,628.54
  4. Step 4: Simplify right side
    37,399.78x = 1,213,340,330.60
  5. Step 5: Solve for x
    x = 1,213,340,330.60/37,399.78
  6. Step 6: Final answer
    x = 32,442.45

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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.