Home / 19,166.66-26,453.81-11,101.64

Finding the Fourth Proportional to 19,166.66, 26,453.81 and 11,101.64

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Solution

The fourth proportional to 19,166.66, 26,453.81 and 11,101.64 is: 15,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.66 : 26,453.81 = 11,101.64 : x
  2. Step 2: Convert to fraction form
    19,166.66/26,453.81 = 11,101.64/x
  3. Step 3: Cross multiply
    19,166.66x = 26,453.81 × 11,101.64
  4. Step 4: Simplify right side
    19,166.66x = 293,680,657.09
  5. Step 5: Solve for x
    x = 293,680,657.09/19,166.66
  6. Step 6: Final answer
    x = 15,322.48

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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.