Home / 16,705.20-23,026.41-11,325.99

Finding the Fourth Proportional to 16,705.20, 23,026.41 and 11,325.99

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Solution

The fourth proportional to 16,705.20, 23,026.41 and 11,325.99 is: 15,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705.20 : 23,026.41 = 11,325.99 : x
  2. Step 2: Convert to fraction form
    16,705.20/23,026.41 = 11,325.99/x
  3. Step 3: Cross multiply
    16,705.20x = 23,026.41 × 11,325.99
  4. Step 4: Simplify right side
    16,705.20x = 260,796,889.40
  5. Step 5: Solve for x
    x = 260,796,889.40/16,705.20
  6. Step 6: Final answer
    x = 15,611.72

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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.