Home / 19,022.51-26,251.62-10,409.21

Finding the Fourth Proportional to 19,022.51, 26,251.62 and 10,409.21

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Solution

The fourth proportional to 19,022.51, 26,251.62 and 10,409.21 is: 14,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.51 : 26,251.62 = 10,409.21 : x
  2. Step 2: Convert to fraction form
    19,022.51/26,251.62 = 10,409.21/x
  3. Step 3: Cross multiply
    19,022.51x = 26,251.62 × 10,409.21
  4. Step 4: Simplify right side
    19,022.51x = 273,258,625.42
  5. Step 5: Solve for x
    x = 273,258,625.42/19,022.51
  6. Step 6: Final answer
    x = 14,365.01

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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.