Home / 16,914.36-25,391.18-9,899.42

Finding the Fourth Proportional to 16,914.36, 25,391.18 and 9,899.42

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Solution

The fourth proportional to 16,914.36, 25,391.18 and 9,899.42 is: 14,860.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,914.36 : 25,391.18 = 9,899.42 : x
  2. Step 2: Convert to fraction form
    16,914.36/25,391.18 = 9,899.42/x
  3. Step 3: Cross multiply
    16,914.36x = 25,391.18 × 9,899.42
  4. Step 4: Simplify right side
    16,914.36x = 251,357,852.91
  5. Step 5: Solve for x
    x = 251,357,852.91/16,914.36
  6. Step 6: Final answer
    x = 14,860.62

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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.