Home / 19,107.30-26,369.73-10,611.06

Finding the Fourth Proportional to 19,107.30, 26,369.73 and 10,611.06

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Solution

The fourth proportional to 19,107.30, 26,369.73 and 10,611.06 is: 14,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.30 : 26,369.73 = 10,611.06 : x
  2. Step 2: Convert to fraction form
    19,107.30/26,369.73 = 10,611.06/x
  3. Step 3: Cross multiply
    19,107.30x = 26,369.73 × 10,611.06
  4. Step 4: Simplify right side
    19,107.30x = 279,810,787.21
  5. Step 5: Solve for x
    x = 279,810,787.21/19,107.30
  6. Step 6: Final answer
    x = 14,644.18

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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.