Home / 19,743.95-27,246.68-10,791.53

Finding the Fourth Proportional to 19,743.95, 27,246.68 and 10,791.53

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Solution

The fourth proportional to 19,743.95, 27,246.68 and 10,791.53 is: 14,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.95 : 27,246.68 = 10,791.53 : x
  2. Step 2: Convert to fraction form
    19,743.95/27,246.68 = 10,791.53/x
  3. Step 3: Cross multiply
    19,743.95x = 27,246.68 × 10,791.53
  4. Step 4: Simplify right side
    19,743.95x = 294,033,317.07
  5. Step 5: Solve for x
    x = 294,033,317.07/19,743.95
  6. Step 6: Final answer
    x = 14,892.32

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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.