Home / 19,310.80-26,627.83-16,770.50

Finding the Fourth Proportional to 19,310.80, 26,627.83 and 16,770.50

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Solution

The fourth proportional to 19,310.80, 26,627.83 and 16,770.50 is: 23,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.80 : 26,627.83 = 16,770.50 : x
  2. Step 2: Convert to fraction form
    19,310.80/26,627.83 = 16,770.50/x
  3. Step 3: Cross multiply
    19,310.80x = 26,627.83 × 16,770.50
  4. Step 4: Simplify right side
    19,310.80x = 446,562,023.02
  5. Step 5: Solve for x
    x = 446,562,023.02/19,310.80
  6. Step 6: Final answer
    x = 23,124.99

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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.