Home / 19,561.16-26,995.76-11,063.33

Finding the Fourth Proportional to 19,561.16, 26,995.76 and 11,063.33

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Solution

The fourth proportional to 19,561.16, 26,995.76 and 11,063.33 is: 15,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.16 : 26,995.76 = 11,063.33 : x
  2. Step 2: Convert to fraction form
    19,561.16/26,995.76 = 11,063.33/x
  3. Step 3: Cross multiply
    19,561.16x = 26,995.76 × 11,063.33
  4. Step 4: Simplify right side
    19,561.16x = 298,662,811.19
  5. Step 5: Solve for x
    x = 298,662,811.19/19,561.16
  6. Step 6: Final answer
    x = 15,268.16

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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.