Home / 13,352.03-20,028.02-5,458.25

Finding the Fourth Proportional to 13,352.03, 20,028.02 and 5,458.25

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Solution

The fourth proportional to 13,352.03, 20,028.02 and 5,458.25 is: 8,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.03 : 20,028.02 = 5,458.25 : x
  2. Step 2: Convert to fraction form
    13,352.03/20,028.02 = 5,458.25/x
  3. Step 3: Cross multiply
    13,352.03x = 20,028.02 × 5,458.25
  4. Step 4: Simplify right side
    13,352.03x = 109,317,940.17
  5. Step 5: Solve for x
    x = 109,317,940.17/13,352.03
  6. Step 6: Final answer
    x = 8,187.36

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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.