Home / 29,130.66-40,197.03-16,383.56

Finding the Fourth Proportional to 29,130.66, 40,197.03 and 16,383.56

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Solution

The fourth proportional to 29,130.66, 40,197.03 and 16,383.56 is: 22,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.66 : 40,197.03 = 16,383.56 : x
  2. Step 2: Convert to fraction form
    29,130.66/40,197.03 = 16,383.56/x
  3. Step 3: Cross multiply
    29,130.66x = 40,197.03 × 16,383.56
  4. Step 4: Simplify right side
    29,130.66x = 658,570,251.84
  5. Step 5: Solve for x
    x = 658,570,251.84/29,130.66
  6. Step 6: Final answer
    x = 22,607.46

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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.