Home / 18,290.95-27,433.60-5,809.34

Finding the Fourth Proportional to 18,290.95, 27,433.60 and 5,809.34

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Solution

The fourth proportional to 18,290.95, 27,433.60 and 5,809.34 is: 8,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.95 : 27,433.60 = 5,809.34 : x
  2. Step 2: Convert to fraction form
    18,290.95/27,433.60 = 5,809.34/x
  3. Step 3: Cross multiply
    18,290.95x = 27,433.60 × 5,809.34
  4. Step 4: Simplify right side
    18,290.95x = 159,371,163.88
  5. Step 5: Solve for x
    x = 159,371,163.88/18,290.95
  6. Step 6: Final answer
    x = 8,713.12

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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.