Home / 16,939.99-23,377.18-10,225.64

Finding the Fourth Proportional to 16,939.99, 23,377.18 and 10,225.64

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Solution

The fourth proportional to 16,939.99, 23,377.18 and 10,225.64 is: 14,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.99 : 23,377.18 = 10,225.64 : x
  2. Step 2: Convert to fraction form
    16,939.99/23,377.18 = 10,225.64/x
  3. Step 3: Cross multiply
    16,939.99x = 23,377.18 × 10,225.64
  4. Step 4: Simplify right side
    16,939.99x = 239,046,458.88
  5. Step 5: Solve for x
    x = 239,046,458.88/16,939.99
  6. Step 6: Final answer
    x = 14,111.37

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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.