Home / 13,372.10-20,058.20-9,199.52

Finding the Fourth Proportional to 13,372.10, 20,058.20 and 9,199.52

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Solution

The fourth proportional to 13,372.10, 20,058.20 and 9,199.52 is: 13,799.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,372.10 : 20,058.20 = 9,199.52 : x
  2. Step 2: Convert to fraction form
    13,372.10/20,058.20 = 9,199.52/x
  3. Step 3: Cross multiply
    13,372.10x = 20,058.20 × 9,199.52
  4. Step 4: Simplify right side
    13,372.10x = 184,525,812.06
  5. Step 5: Solve for x
    x = 184,525,812.06/13,372.10
  6. Step 6: Final answer
    x = 13,799.31

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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.