Home / 13,372.02-20,058.27-3,512.14

Finding the Fourth Proportional to 13,372.02, 20,058.27 and 3,512.14

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Solution

The fourth proportional to 13,372.02, 20,058.27 and 3,512.14 is: 5,268.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372.02 : 20,058.27 = 3,512.14 : x
  2. Step 2: Convert to fraction form
    13,372.02/20,058.27 = 3,512.14/x
  3. Step 3: Cross multiply
    13,372.02x = 20,058.27 × 3,512.14
  4. Step 4: Simplify right side
    13,372.02x = 70,447,452.40
  5. Step 5: Solve for x
    x = 70,447,452.40/13,372.02
  6. Step 6: Final answer
    x = 5,268.27

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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.