Home / 29,394.06-40,575.44-20,446.75

Finding the Fourth Proportional to 29,394.06, 40,575.44 and 20,446.75

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Solution

The fourth proportional to 29,394.06, 40,575.44 and 20,446.75 is: 28,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,394.06 : 40,575.44 = 20,446.75 : x
  2. Step 2: Convert to fraction form
    29,394.06/40,575.44 = 20,446.75/x
  3. Step 3: Cross multiply
    29,394.06x = 40,575.44 × 20,446.75
  4. Step 4: Simplify right side
    29,394.06x = 829,635,877.82
  5. Step 5: Solve for x
    x = 829,635,877.82/29,394.06
  6. Step 6: Final answer
    x = 28,224.61

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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.