Home / 19,009.08-26,228.21-10,943.64

Finding the Fourth Proportional to 19,009.08, 26,228.21 and 10,943.64

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Solution

The fourth proportional to 19,009.08, 26,228.21 and 10,943.64 is: 15,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.08 : 26,228.21 = 10,943.64 : x
  2. Step 2: Convert to fraction form
    19,009.08/26,228.21 = 10,943.64/x
  3. Step 3: Cross multiply
    19,009.08x = 26,228.21 × 10,943.64
  4. Step 4: Simplify right side
    19,009.08x = 287,032,033.37
  5. Step 5: Solve for x
    x = 287,032,033.37/19,009.08
  6. Step 6: Final answer
    x = 15,099.73

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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.