Home / 19,391.22-26,762.35-11,835.93

Finding the Fourth Proportional to 19,391.22, 26,762.35 and 11,835.93

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Solution

The fourth proportional to 19,391.22, 26,762.35 and 11,835.93 is: 16,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.22 : 26,762.35 = 11,835.93 : x
  2. Step 2: Convert to fraction form
    19,391.22/26,762.35 = 11,835.93/x
  3. Step 3: Cross multiply
    19,391.22x = 26,762.35 × 11,835.93
  4. Step 4: Simplify right side
    19,391.22x = 316,757,301.24
  5. Step 5: Solve for x
    x = 316,757,301.24/19,391.22
  6. Step 6: Final answer
    x = 16,335.09

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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.