Home / 19,000.14-28,361.07-16,755.67

Finding the Fourth Proportional to 19,000.14, 28,361.07 and 16,755.67

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Solution

The fourth proportional to 19,000.14, 28,361.07 and 16,755.67 is: 25,010.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.14 : 28,361.07 = 16,755.67 : x
  2. Step 2: Convert to fraction form
    19,000.14/28,361.07 = 16,755.67/x
  3. Step 3: Cross multiply
    19,000.14x = 28,361.07 × 16,755.67
  4. Step 4: Simplify right side
    19,000.14x = 475,208,754.34
  5. Step 5: Solve for x
    x = 475,208,754.34/19,000.14
  6. Step 6: Final answer
    x = 25,010.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.