Home / 18,211.77-27,317.70-5,064.14

Finding the Fourth Proportional to 18,211.77, 27,317.70 and 5,064.14

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Solution

The fourth proportional to 18,211.77, 27,317.70 and 5,064.14 is: 7,596.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.77 : 27,317.70 = 5,064.14 : x
  2. Step 2: Convert to fraction form
    18,211.77/27,317.70 = 5,064.14/x
  3. Step 3: Cross multiply
    18,211.77x = 27,317.70 × 5,064.14
  4. Step 4: Simplify right side
    18,211.77x = 138,340,725.57
  5. Step 5: Solve for x
    x = 138,340,725.57/18,211.77
  6. Step 6: Final answer
    x = 7,596.23

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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.