Home / 33,174.83-45,779.41-18,830.86

Finding the Fourth Proportional to 33,174.83, 45,779.41 and 18,830.86

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Solution

The fourth proportional to 33,174.83, 45,779.41 and 18,830.86 is: 25,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,174.83 : 45,779.41 = 18,830.86 : x
  2. Step 2: Convert to fraction form
    33,174.83/45,779.41 = 18,830.86/x
  3. Step 3: Cross multiply
    33,174.83x = 45,779.41 × 18,830.86
  4. Step 4: Simplify right side
    33,174.83x = 862,065,660.59
  5. Step 5: Solve for x
    x = 862,065,660.59/33,174.83
  6. Step 6: Final answer
    x = 25,985.53

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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.