Home / 20,050.94-27,669.40-11,097.81

Finding the Fourth Proportional to 20,050.94, 27,669.40 and 11,097.81

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Solution

The fourth proportional to 20,050.94, 27,669.40 and 11,097.81 is: 15,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.94 : 27,669.40 = 11,097.81 : x
  2. Step 2: Convert to fraction form
    20,050.94/27,669.40 = 11,097.81/x
  3. Step 3: Cross multiply
    20,050.94x = 27,669.40 × 11,097.81
  4. Step 4: Simplify right side
    20,050.94x = 307,069,716.27
  5. Step 5: Solve for x
    x = 307,069,716.27/20,050.94
  6. Step 6: Final answer
    x = 15,314.48

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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.