Home / 17,853.20-26,773.62-7,320.23

Finding the Fourth Proportional to 17,853.20, 26,773.62 and 7,320.23

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Solution

The fourth proportional to 17,853.20, 26,773.62 and 7,320.23 is: 10,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,853.20 : 26,773.62 = 7,320.23 : x
  2. Step 2: Convert to fraction form
    17,853.20/26,773.62 = 7,320.23/x
  3. Step 3: Cross multiply
    17,853.20x = 26,773.62 × 7,320.23
  4. Step 4: Simplify right side
    17,853.20x = 195,988,922.46
  5. Step 5: Solve for x
    x = 195,988,922.46/17,853.20
  6. Step 6: Final answer
    x = 10,977.81

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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.