Home / 29,525.12-40,745.76-18,192.32

Finding the Fourth Proportional to 29,525.12, 40,745.76 and 18,192.32

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Solution

The fourth proportional to 29,525.12, 40,745.76 and 18,192.32 is: 25,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,525.12 : 40,745.76 = 18,192.32 : x
  2. Step 2: Convert to fraction form
    29,525.12/40,745.76 = 18,192.32/x
  3. Step 3: Cross multiply
    29,525.12x = 40,745.76 × 18,192.32
  4. Step 4: Simplify right side
    29,525.12x = 741,259,904.56
  5. Step 5: Solve for x
    x = 741,259,904.56/29,525.12
  6. Step 6: Final answer
    x = 25,106.08

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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.