Home / 23,023.44-31,770.48-12,953.52

Finding the Fourth Proportional to 23,023.44, 31,770.48 and 12,953.52

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Solution

The fourth proportional to 23,023.44, 31,770.48 and 12,953.52 is: 17,874.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,023.44 : 31,770.48 = 12,953.52 : x
  2. Step 2: Convert to fraction form
    23,023.44/31,770.48 = 12,953.52/x
  3. Step 3: Cross multiply
    23,023.44x = 31,770.48 × 12,953.52
  4. Step 4: Simplify right side
    23,023.44x = 411,539,548.09
  5. Step 5: Solve for x
    x = 411,539,548.09/23,023.44
  6. Step 6: Final answer
    x = 17,874.81

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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.