Home / 13,173.22-19,768.13-9,608.70

Finding the Fourth Proportional to 13,173.22, 19,768.13 and 9,608.70

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Solution

The fourth proportional to 13,173.22, 19,768.13 and 9,608.70 is: 14,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.22 : 19,768.13 = 9,608.70 : x
  2. Step 2: Convert to fraction form
    13,173.22/19,768.13 = 9,608.70/x
  3. Step 3: Cross multiply
    13,173.22x = 19,768.13 × 9,608.70
  4. Step 4: Simplify right side
    13,173.22x = 189,946,030.73
  5. Step 5: Solve for x
    x = 189,946,030.73/13,173.22
  6. Step 6: Final answer
    x = 14,419.10

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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.