Home / 29,214.02-40,293.60-19,650.80

Finding the Fourth Proportional to 29,214.02, 40,293.60 and 19,650.80

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Solution

The fourth proportional to 29,214.02, 40,293.60 and 19,650.80 is: 27,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214.02 : 40,293.60 = 19,650.80 : x
  2. Step 2: Convert to fraction form
    29,214.02/40,293.60 = 19,650.80/x
  3. Step 3: Cross multiply
    29,214.02x = 40,293.60 × 19,650.80
  4. Step 4: Simplify right side
    29,214.02x = 791,801,474.88
  5. Step 5: Solve for x
    x = 791,801,474.88/29,214.02
  6. Step 6: Final answer
    x = 27,103.48

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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.