Home / 18,333.03-25,299.58-9,949.53

Finding the Fourth Proportional to 18,333.03, 25,299.58 and 9,949.53

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Solution

The fourth proportional to 18,333.03, 25,299.58 and 9,949.53 is: 13,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.03 : 25,299.58 = 9,949.53 : x
  2. Step 2: Convert to fraction form
    18,333.03/25,299.58 = 9,949.53/x
  3. Step 3: Cross multiply
    18,333.03x = 25,299.58 × 9,949.53
  4. Step 4: Simplify right side
    18,333.03x = 251,718,753.95
  5. Step 5: Solve for x
    x = 251,718,753.95/18,333.03
  6. Step 6: Final answer
    x = 13,730.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.