Home / 13,352.08-20,025.84-5,558.80

Finding the Fourth Proportional to 13,352.08, 20,025.84 and 5,558.80

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Solution

The fourth proportional to 13,352.08, 20,025.84 and 5,558.80 is: 8,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.08 : 20,025.84 = 5,558.80 : x
  2. Step 2: Convert to fraction form
    13,352.08/20,025.84 = 5,558.80/x
  3. Step 3: Cross multiply
    13,352.08x = 20,025.84 × 5,558.80
  4. Step 4: Simplify right side
    13,352.08x = 111,319,639.39
  5. Step 5: Solve for x
    x = 111,319,639.39/13,352.08
  6. Step 6: Final answer
    x = 8,337.25

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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.