Home / 23,779.77-32,784.97-20,458.27

Finding the Fourth Proportional to 23,779.77, 32,784.97 and 20,458.27

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Solution

The fourth proportional to 23,779.77, 32,784.97 and 20,458.27 is: 28,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.77 : 32,784.97 = 20,458.27 : x
  2. Step 2: Convert to fraction form
    23,779.77/32,784.97 = 20,458.27/x
  3. Step 3: Cross multiply
    23,779.77x = 32,784.97 × 20,458.27
  4. Step 4: Simplify right side
    23,779.77x = 670,723,501.99
  5. Step 5: Solve for x
    x = 670,723,501.99/23,779.77
  6. Step 6: Final answer
    x = 28,205.63

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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.