Home / 19,043.64-28,556.33-10,928.39

Finding the Fourth Proportional to 19,043.64, 28,556.33 and 10,928.39

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Solution

The fourth proportional to 19,043.64, 28,556.33 and 10,928.39 is: 16,387.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.64 : 28,556.33 = 10,928.39 : x
  2. Step 2: Convert to fraction form
    19,043.64/28,556.33 = 10,928.39/x
  3. Step 3: Cross multiply
    19,043.64x = 28,556.33 × 10,928.39
  4. Step 4: Simplify right side
    19,043.64x = 312,074,513.79
  5. Step 5: Solve for x
    x = 312,074,513.79/19,043.64
  6. Step 6: Final answer
    x = 16,387.34

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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.