Home / 18,300.22-27,452.39-7,205.45

Finding the Fourth Proportional to 18,300.22, 27,452.39 and 7,205.45

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Solution

The fourth proportional to 18,300.22, 27,452.39 and 7,205.45 is: 10,808.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.22 : 27,452.39 = 7,205.45 : x
  2. Step 2: Convert to fraction form
    18,300.22/27,452.39 = 7,205.45/x
  3. Step 3: Cross multiply
    18,300.22x = 27,452.39 × 7,205.45
  4. Step 4: Simplify right side
    18,300.22x = 197,806,650.24
  5. Step 5: Solve for x
    x = 197,806,650.24/18,300.22
  6. Step 6: Final answer
    x = 10,808.98

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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.