Home / 18,805.46-28,200.89-10,035.59

Finding the Fourth Proportional to 18,805.46, 28,200.89 and 10,035.59

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Solution

The fourth proportional to 18,805.46, 28,200.89 and 10,035.59 is: 15,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,805.46 : 28,200.89 = 10,035.59 : x
  2. Step 2: Convert to fraction form
    18,805.46/28,200.89 = 10,035.59/x
  3. Step 3: Cross multiply
    18,805.46x = 28,200.89 × 10,035.59
  4. Step 4: Simplify right side
    18,805.46x = 283,012,453.76
  5. Step 5: Solve for x
    x = 283,012,453.76/18,805.46
  6. Step 6: Final answer
    x = 15,049.49

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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.