Home / 19,256.20-28,893.90-10,942.60

Finding the Fourth Proportional to 19,256.20, 28,893.90 and 10,942.60

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Solution

The fourth proportional to 19,256.20, 28,893.90 and 10,942.60 is: 16,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.20 : 28,893.90 = 10,942.60 : x
  2. Step 2: Convert to fraction form
    19,256.20/28,893.90 = 10,942.60/x
  3. Step 3: Cross multiply
    19,256.20x = 28,893.90 × 10,942.60
  4. Step 4: Simplify right side
    19,256.20x = 316,174,390.14
  5. Step 5: Solve for x
    x = 316,174,390.14/19,256.20
  6. Step 6: Final answer
    x = 16,419.36

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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.