Home / 16,887.84-25,333.44-13,797.12

Finding the Fourth Proportional to 16,887.84, 25,333.44 and 13,797.12

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Solution

The fourth proportional to 16,887.84, 25,333.44 and 13,797.12 is: 20,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.84 : 25,333.44 = 13,797.12 : x
  2. Step 2: Convert to fraction form
    16,887.84/25,333.44 = 13,797.12/x
  3. Step 3: Cross multiply
    16,887.84x = 25,333.44 × 13,797.12
  4. Step 4: Simplify right side
    16,887.84x = 349,528,511.69
  5. Step 5: Solve for x
    x = 349,528,511.69/16,887.84
  6. Step 6: Final answer
    x = 20,697.05

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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.