Home / 18,829.83-28,243.35-7,733.46

Finding the Fourth Proportional to 18,829.83, 28,243.35 and 7,733.46

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Solution

The fourth proportional to 18,829.83, 28,243.35 and 7,733.46 is: 11,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829.83 : 28,243.35 = 7,733.46 : x
  2. Step 2: Convert to fraction form
    18,829.83/28,243.35 = 7,733.46/x
  3. Step 3: Cross multiply
    18,829.83x = 28,243.35 × 7,733.46
  4. Step 4: Simplify right side
    18,829.83x = 218,418,817.49
  5. Step 5: Solve for x
    x = 218,418,817.49/18,829.83
  6. Step 6: Final answer
    x = 11,599.62

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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.