Home / 17,809.80-26,713.44-6,122.76

Finding the Fourth Proportional to 17,809.80, 26,713.44 and 6,122.76

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Solution

The fourth proportional to 17,809.80, 26,713.44 and 6,122.76 is: 9,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.80 : 26,713.44 = 6,122.76 : x
  2. Step 2: Convert to fraction form
    17,809.80/26,713.44 = 6,122.76/x
  3. Step 3: Cross multiply
    17,809.80x = 26,713.44 × 6,122.76
  4. Step 4: Simplify right side
    17,809.80x = 163,559,981.89
  5. Step 5: Solve for x
    x = 163,559,981.89/17,809.80
  6. Step 6: Final answer
    x = 9,183.71

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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.