Home / 20,373.24-30,548.34-12,054.36

Finding the Fourth Proportional to 20,373.24, 30,548.34 and 12,054.36

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Solution

The fourth proportional to 20,373.24, 30,548.34 and 12,054.36 is: 18,074.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373.24 : 30,548.34 = 12,054.36 : x
  2. Step 2: Convert to fraction form
    20,373.24/30,548.34 = 12,054.36/x
  3. Step 3: Cross multiply
    20,373.24x = 30,548.34 × 12,054.36
  4. Step 4: Simplify right side
    20,373.24x = 368,240,687.76
  5. Step 5: Solve for x
    x = 368,240,687.76/20,373.24
  6. Step 6: Final answer
    x = 18,074.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.