Home / 19,227.51-28,806.60-18,069.55

Finding the Fourth Proportional to 19,227.51, 28,806.60 and 18,069.55

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Solution

The fourth proportional to 19,227.51, 28,806.60 and 18,069.55 is: 27,071.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,227.51 : 28,806.60 = 18,069.55 : x
  2. Step 2: Convert to fraction form
    19,227.51/28,806.60 = 18,069.55/x
  3. Step 3: Cross multiply
    19,227.51x = 28,806.60 × 18,069.55
  4. Step 4: Simplify right side
    19,227.51x = 520,522,294.77
  5. Step 5: Solve for x
    x = 520,522,294.77/19,227.51
  6. Step 6: Final answer
    x = 27,071.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.