Home / 22,027.29-30,396.84-11,955.51

Finding the Fourth Proportional to 22,027.29, 30,396.84 and 11,955.51

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Solution

The fourth proportional to 22,027.29, 30,396.84 and 11,955.51 is: 16,498.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.29 : 30,396.84 = 11,955.51 : x
  2. Step 2: Convert to fraction form
    22,027.29/30,396.84 = 11,955.51/x
  3. Step 3: Cross multiply
    22,027.29x = 30,396.84 × 11,955.51
  4. Step 4: Simplify right side
    22,027.29x = 363,409,883.41
  5. Step 5: Solve for x
    x = 363,409,883.41/22,027.29
  6. Step 6: Final answer
    x = 16,498.17

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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.