Home / 19,392.09-26,760.36-11,851.03

Finding the Fourth Proportional to 19,392.09, 26,760.36 and 11,851.03

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Solution

The fourth proportional to 19,392.09, 26,760.36 and 11,851.03 is: 16,353.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.09 : 26,760.36 = 11,851.03 : x
  2. Step 2: Convert to fraction form
    19,392.09/26,760.36 = 11,851.03/x
  3. Step 3: Cross multiply
    19,392.09x = 26,760.36 × 11,851.03
  4. Step 4: Simplify right side
    19,392.09x = 317,137,829.17
  5. Step 5: Solve for x
    x = 317,137,829.17/19,392.09
  6. Step 6: Final answer
    x = 16,353.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.