Home / 19,994.28-27,590.76-11,041.80

Finding the Fourth Proportional to 19,994.28, 27,590.76 and 11,041.80

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Solution

The fourth proportional to 19,994.28, 27,590.76 and 11,041.80 is: 15,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.28 : 27,590.76 = 11,041.80 : x
  2. Step 2: Convert to fraction form
    19,994.28/27,590.76 = 11,041.80/x
  3. Step 3: Cross multiply
    19,994.28x = 27,590.76 × 11,041.80
  4. Step 4: Simplify right side
    19,994.28x = 304,651,653.77
  5. Step 5: Solve for x
    x = 304,651,653.77/19,994.28
  6. Step 6: Final answer
    x = 15,236.94

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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.