Home / 19,127.40-26,391.49-11,573.54

Finding the Fourth Proportional to 19,127.40, 26,391.49 and 11,573.54

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Solution

The fourth proportional to 19,127.40, 26,391.49 and 11,573.54 is: 15,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.40 : 26,391.49 = 11,573.54 : x
  2. Step 2: Convert to fraction form
    19,127.40/26,391.49 = 11,573.54/x
  3. Step 3: Cross multiply
    19,127.40x = 26,391.49 × 11,573.54
  4. Step 4: Simplify right side
    19,127.40x = 305,443,002.22
  5. Step 5: Solve for x
    x = 305,443,002.22/19,127.40
  6. Step 6: Final answer
    x = 15,968.87

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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.