Home / 23,675.40-32,633.69-20,601.38

Finding the Fourth Proportional to 23,675.40, 32,633.69 and 20,601.38

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Solution

The fourth proportional to 23,675.40, 32,633.69 and 20,601.38 is: 28,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,675.40 : 32,633.69 = 20,601.38 : x
  2. Step 2: Convert to fraction form
    23,675.40/32,633.69 = 20,601.38/x
  3. Step 3: Cross multiply
    23,675.40x = 32,633.69 × 20,601.38
  4. Step 4: Simplify right side
    23,675.40x = 672,298,782.32
  5. Step 5: Solve for x
    x = 672,298,782.32/23,675.40
  6. Step 6: Final answer
    x = 28,396.51

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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.