Home / 20,017.06-27,623.40-11,064.40

Finding the Fourth Proportional to 20,017.06, 27,623.40 and 11,064.40

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Solution

The fourth proportional to 20,017.06, 27,623.40 and 11,064.40 is: 15,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.06 : 27,623.40 = 11,064.40 : x
  2. Step 2: Convert to fraction form
    20,017.06/27,623.40 = 11,064.40/x
  3. Step 3: Cross multiply
    20,017.06x = 27,623.40 × 11,064.40
  4. Step 4: Simplify right side
    20,017.06x = 305,636,236.41
  5. Step 5: Solve for x
    x = 305,636,236.41/20,017.06
  6. Step 6: Final answer
    x = 15,268.79

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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.