Home / 18,295.02-25,245.72-10,338.12

Finding the Fourth Proportional to 18,295.02, 25,245.72 and 10,338.12

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Solution

The fourth proportional to 18,295.02, 25,245.72 and 10,338.12 is: 14,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.02 : 25,245.72 = 10,338.12 : x
  2. Step 2: Convert to fraction form
    18,295.02/25,245.72 = 10,338.12/x
  3. Step 3: Cross multiply
    18,295.02x = 25,245.72 × 10,338.12
  4. Step 4: Simplify right side
    18,295.02x = 260,993,282.85
  5. Step 5: Solve for x
    x = 260,993,282.85/18,295.02
  6. Step 6: Final answer
    x = 14,265.81

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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.