Home / 30,087.23-41,520.26-16,657.67

Finding the Fourth Proportional to 30,087.23, 41,520.26 and 16,657.67

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Solution

The fourth proportional to 30,087.23, 41,520.26 and 16,657.67 is: 22,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087.23 : 41,520.26 = 16,657.67 : x
  2. Step 2: Convert to fraction form
    30,087.23/41,520.26 = 16,657.67/x
  3. Step 3: Cross multiply
    30,087.23x = 41,520.26 × 16,657.67
  4. Step 4: Simplify right side
    30,087.23x = 691,630,706.11
  5. Step 5: Solve for x
    x = 691,630,706.11/30,087.23
  6. Step 6: Final answer
    x = 22,987.52

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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.