Home / 19,994.27-27,588.48-11,494.40

Finding the Fourth Proportional to 19,994.27, 27,588.48 and 11,494.40

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Solution

The fourth proportional to 19,994.27, 27,588.48 and 11,494.40 is: 15,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.27 : 27,588.48 = 11,494.40 : x
  2. Step 2: Convert to fraction form
    19,994.27/27,588.48 = 11,494.40/x
  3. Step 3: Cross multiply
    19,994.27x = 27,588.48 × 11,494.40
  4. Step 4: Simplify right side
    19,994.27x = 317,113,024.51
  5. Step 5: Solve for x
    x = 317,113,024.51/19,994.27
  6. Step 6: Final answer
    x = 15,860.20

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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.