Home / 19,411.06-26,791.44-12,336.10

Finding the Fourth Proportional to 19,411.06, 26,791.44 and 12,336.10

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Solution

The fourth proportional to 19,411.06, 26,791.44 and 12,336.10 is: 17,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.06 : 26,791.44 = 12,336.10 : x
  2. Step 2: Convert to fraction form
    19,411.06/26,791.44 = 12,336.10/x
  3. Step 3: Cross multiply
    19,411.06x = 26,791.44 × 12,336.10
  4. Step 4: Simplify right side
    19,411.06x = 330,501,882.98
  5. Step 5: Solve for x
    x = 330,501,882.98/19,411.06
  6. Step 6: Final answer
    x = 17,026.47

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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.