Home / 19,100.01-28,486.74-16,775.31

Finding the Fourth Proportional to 19,100.01, 28,486.74 and 16,775.31

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Solution

The fourth proportional to 19,100.01, 28,486.74 and 16,775.31 is: 25,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.01 : 28,486.74 = 16,775.31 : x
  2. Step 2: Convert to fraction form
    19,100.01/28,486.74 = 16,775.31/x
  3. Step 3: Cross multiply
    19,100.01x = 28,486.74 × 16,775.31
  4. Step 4: Simplify right side
    19,100.01x = 477,873,668.08
  5. Step 5: Solve for x
    x = 477,873,668.08/19,100.01
  6. Step 6: Final answer
    x = 25,019.56

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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.