Home / 19,190.25-26,482.82-10,806.75

Finding the Fourth Proportional to 19,190.25, 26,482.82 and 10,806.75

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Solution

The fourth proportional to 19,190.25, 26,482.82 and 10,806.75 is: 14,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.25 : 26,482.82 = 10,806.75 : x
  2. Step 2: Convert to fraction form
    19,190.25/26,482.82 = 10,806.75/x
  3. Step 3: Cross multiply
    19,190.25x = 26,482.82 × 10,806.75
  4. Step 4: Simplify right side
    19,190.25x = 286,193,161.00
  5. Step 5: Solve for x
    x = 286,193,161.00/19,190.25
  6. Step 6: Final answer
    x = 14,913.47

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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.