Home / 18,230.58-27,347.21-6,543.90

Finding the Fourth Proportional to 18,230.58, 27,347.21 and 6,543.90

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Solution

The fourth proportional to 18,230.58, 27,347.21 and 6,543.90 is: 9,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.58 : 27,347.21 = 6,543.90 : x
  2. Step 2: Convert to fraction form
    18,230.58/27,347.21 = 6,543.90/x
  3. Step 3: Cross multiply
    18,230.58x = 27,347.21 × 6,543.90
  4. Step 4: Simplify right side
    18,230.58x = 178,957,407.52
  5. Step 5: Solve for x
    x = 178,957,407.52/18,230.58
  6. Step 6: Final answer
    x = 9,816.33

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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.