Home / 19,293.51-26,626.11-11,738.64

Finding the Fourth Proportional to 19,293.51, 26,626.11 and 11,738.64

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Solution

The fourth proportional to 19,293.51, 26,626.11 and 11,738.64 is: 16,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.51 : 26,626.11 = 11,738.64 : x
  2. Step 2: Convert to fraction form
    19,293.51/26,626.11 = 11,738.64/x
  3. Step 3: Cross multiply
    19,293.51x = 26,626.11 × 11,738.64
  4. Step 4: Simplify right side
    19,293.51x = 312,554,319.89
  5. Step 5: Solve for x
    x = 312,554,319.89/19,293.51
  6. Step 6: Final answer
    x = 16,199.97

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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.