Home / 19,395.83-26,768.76-11,840.58

Finding the Fourth Proportional to 19,395.83, 26,768.76 and 11,840.58

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Solution

The fourth proportional to 19,395.83, 26,768.76 and 11,840.58 is: 16,341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.83 : 26,768.76 = 11,840.58 : x
  2. Step 2: Convert to fraction form
    19,395.83/26,768.76 = 11,840.58/x
  3. Step 3: Cross multiply
    19,395.83x = 26,768.76 × 11,840.58
  4. Step 4: Simplify right side
    19,395.83x = 316,957,644.28
  5. Step 5: Solve for x
    x = 316,957,644.28/19,395.83
  6. Step 6: Final answer
    x = 16,341.54

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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.