Home / 19,149.76-28,536.68-18,523.36

Finding the Fourth Proportional to 19,149.76, 28,536.68 and 18,523.36

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Solution

The fourth proportional to 19,149.76, 28,536.68 and 18,523.36 is: 27,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.76 : 28,536.68 = 18,523.36 : x
  2. Step 2: Convert to fraction form
    19,149.76/28,536.68 = 18,523.36/x
  3. Step 3: Cross multiply
    19,149.76x = 28,536.68 × 18,523.36
  4. Step 4: Simplify right side
    19,149.76x = 528,595,196.84
  5. Step 5: Solve for x
    x = 528,595,196.84/19,149.76
  6. Step 6: Final answer
    x = 27,603.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.