Home / 19,289.27-26,619.07-10,791.35

Finding the Fourth Proportional to 19,289.27, 26,619.07 and 10,791.35

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Solution

The fourth proportional to 19,289.27, 26,619.07 and 10,791.35 is: 14,891.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.27 : 26,619.07 = 10,791.35 : x
  2. Step 2: Convert to fraction form
    19,289.27/26,619.07 = 10,791.35/x
  3. Step 3: Cross multiply
    19,289.27x = 26,619.07 × 10,791.35
  4. Step 4: Simplify right side
    19,289.27x = 287,255,740.61
  5. Step 5: Solve for x
    x = 287,255,740.61/19,289.27
  6. Step 6: Final answer
    x = 14,891.99

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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.