Home / 13,444.30-20,166.45-9,738.70

Finding the Fourth Proportional to 13,444.30, 20,166.45 and 9,738.70

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Solution

The fourth proportional to 13,444.30, 20,166.45 and 9,738.70 is: 14,608.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.30 : 20,166.45 = 9,738.70 : x
  2. Step 2: Convert to fraction form
    13,444.30/20,166.45 = 9,738.70/x
  3. Step 3: Cross multiply
    13,444.30x = 20,166.45 × 9,738.70
  4. Step 4: Simplify right side
    13,444.30x = 196,395,006.62
  5. Step 5: Solve for x
    x = 196,395,006.62/13,444.30
  6. Step 6: Final answer
    x = 14,608.05

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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.