Home / 13,342.45-20,007.60-5,943.10

Finding the Fourth Proportional to 13,342.45, 20,007.60 and 5,943.10

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Solution

The fourth proportional to 13,342.45, 20,007.60 and 5,943.10 is: 8,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.45 : 20,007.60 = 5,943.10 : x
  2. Step 2: Convert to fraction form
    13,342.45/20,007.60 = 5,943.10/x
  3. Step 3: Cross multiply
    13,342.45x = 20,007.60 × 5,943.10
  4. Step 4: Simplify right side
    13,342.45x = 118,907,167.56
  5. Step 5: Solve for x
    x = 118,907,167.56/13,342.45
  6. Step 6: Final answer
    x = 8,911.94

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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.