Home / 23,291.91-34,738.85-19,804.86

Finding the Fourth Proportional to 23,291.91, 34,738.85 and 19,804.86

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Solution

The fourth proportional to 23,291.91, 34,738.85 and 19,804.86 is: 29,538.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.91 : 34,738.85 = 19,804.86 : x
  2. Step 2: Convert to fraction form
    23,291.91/34,738.85 = 19,804.86/x
  3. Step 3: Cross multiply
    23,291.91x = 34,738.85 × 19,804.86
  4. Step 4: Simplify right side
    23,291.91x = 687,998,110.32
  5. Step 5: Solve for x
    x = 687,998,110.32/23,291.91
  6. Step 6: Final answer
    x = 29,538.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.