Home / 33,354.75-46,029.57-20,779.50

Finding the Fourth Proportional to 33,354.75, 46,029.57 and 20,779.50

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Solution

The fourth proportional to 33,354.75, 46,029.57 and 20,779.50 is: 28,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,354.75 : 46,029.57 = 20,779.50 : x
  2. Step 2: Convert to fraction form
    33,354.75/46,029.57 = 20,779.50/x
  3. Step 3: Cross multiply
    33,354.75x = 46,029.57 × 20,779.50
  4. Step 4: Simplify right side
    33,354.75x = 956,471,449.82
  5. Step 5: Solve for x
    x = 956,471,449.82/33,354.75
  6. Step 6: Final answer
    x = 28,675.72

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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.