Home / 19,947.23-27,525.94-10,994.81

Finding the Fourth Proportional to 19,947.23, 27,525.94 and 10,994.81

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Solution

The fourth proportional to 19,947.23, 27,525.94 and 10,994.81 is: 15,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.23 : 27,525.94 = 10,994.81 : x
  2. Step 2: Convert to fraction form
    19,947.23/27,525.94 = 10,994.81/x
  3. Step 3: Cross multiply
    19,947.23x = 27,525.94 × 10,994.81
  4. Step 4: Simplify right side
    19,947.23x = 302,642,480.37
  5. Step 5: Solve for x
    x = 302,642,480.37/19,947.23
  6. Step 6: Final answer
    x = 15,172.16

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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.