Home / 19,993.86-27,591.75-11,041.35

Finding the Fourth Proportional to 19,993.86, 27,591.75 and 11,041.35

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Solution

The fourth proportional to 19,993.86, 27,591.75 and 11,041.35 is: 15,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,993.86 : 27,591.75 = 11,041.35 : x
  2. Step 2: Convert to fraction form
    19,993.86/27,591.75 = 11,041.35/x
  3. Step 3: Cross multiply
    19,993.86x = 27,591.75 × 11,041.35
  4. Step 4: Simplify right side
    19,993.86x = 304,650,168.86
  5. Step 5: Solve for x
    x = 304,650,168.86/19,993.86
  6. Step 6: Final answer
    x = 15,237.19

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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.