Home / 29,871.52-41,199.34-18,534.64

Finding the Fourth Proportional to 29,871.52, 41,199.34 and 18,534.64

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Solution

The fourth proportional to 29,871.52, 41,199.34 and 18,534.64 is: 25,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,871.52 : 41,199.34 = 18,534.64 : x
  2. Step 2: Convert to fraction form
    29,871.52/41,199.34 = 18,534.64/x
  3. Step 3: Cross multiply
    29,871.52x = 41,199.34 × 18,534.64
  4. Step 4: Simplify right side
    29,871.52x = 763,614,935.14
  5. Step 5: Solve for x
    x = 763,614,935.14/29,871.52
  6. Step 6: Final answer
    x = 25,563.31

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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.