Home / 30,051.18-41,469.39-16,438.98

Finding the Fourth Proportional to 30,051.18, 41,469.39 and 16,438.98

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Solution

The fourth proportional to 30,051.18, 41,469.39 and 16,438.98 is: 22,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,051.18 : 41,469.39 = 16,438.98 : x
  2. Step 2: Convert to fraction form
    30,051.18/41,469.39 = 16,438.98/x
  3. Step 3: Cross multiply
    30,051.18x = 41,469.39 × 16,438.98
  4. Step 4: Simplify right side
    30,051.18x = 681,714,472.82
  5. Step 5: Solve for x
    x = 681,714,472.82/30,051.18
  6. Step 6: Final answer
    x = 22,685.11

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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.