Home / 12,551.45-18,797.49-10,899.02

Finding the Fourth Proportional to 12,551.45, 18,797.49 and 10,899.02

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Solution

The fourth proportional to 12,551.45, 18,797.49 and 10,899.02 is: 16,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.45 : 18,797.49 = 10,899.02 : x
  2. Step 2: Convert to fraction form
    12,551.45/18,797.49 = 10,899.02/x
  3. Step 3: Cross multiply
    12,551.45x = 18,797.49 × 10,899.02
  4. Step 4: Simplify right side
    12,551.45x = 204,874,236.83
  5. Step 5: Solve for x
    x = 204,874,236.83/12,551.45
  6. Step 6: Final answer
    x = 16,322.75

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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.