Home / 16,897.84-25,349.64-5,208.88

Finding the Fourth Proportional to 16,897.84, 25,349.64 and 5,208.88

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Solution

The fourth proportional to 16,897.84, 25,349.64 and 5,208.88 is: 7,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.84 : 25,349.64 = 5,208.88 : x
  2. Step 2: Convert to fraction form
    16,897.84/25,349.64 = 5,208.88/x
  3. Step 3: Cross multiply
    16,897.84x = 25,349.64 × 5,208.88
  4. Step 4: Simplify right side
    16,897.84x = 132,043,232.80
  5. Step 5: Solve for x
    x = 132,043,232.80/16,897.84
  6. Step 6: Final answer
    x = 7,814.21

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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.