Home / 23,346.72-34,819.11-19,858.86

Finding the Fourth Proportional to 23,346.72, 34,819.11 and 19,858.86

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Solution

The fourth proportional to 23,346.72, 34,819.11 and 19,858.86 is: 29,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,346.72 : 34,819.11 = 19,858.86 : x
  2. Step 2: Convert to fraction form
    23,346.72/34,819.11 = 19,858.86/x
  3. Step 3: Cross multiply
    23,346.72x = 34,819.11 × 19,858.86
  4. Step 4: Simplify right side
    23,346.72x = 691,467,830.81
  5. Step 5: Solve for x
    x = 691,467,830.81/23,346.72
  6. Step 6: Final answer
    x = 29,617.34

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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.