Home / 18,584.06-25,645.05-11,030.70

Finding the Fourth Proportional to 18,584.06, 25,645.05 and 11,030.70

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Solution

The fourth proportional to 18,584.06, 25,645.05 and 11,030.70 is: 15,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.06 : 25,645.05 = 11,030.70 : x
  2. Step 2: Convert to fraction form
    18,584.06/25,645.05 = 11,030.70/x
  3. Step 3: Cross multiply
    18,584.06x = 25,645.05 × 11,030.70
  4. Step 4: Simplify right side
    18,584.06x = 282,882,853.04
  5. Step 5: Solve for x
    x = 282,882,853.04/18,584.06
  6. Step 6: Final answer
    x = 15,221.80

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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.