Home / 40,485.20-60,728.49-15,526.67

Finding the Fourth Proportional to 40,485.20, 60,728.49 and 15,526.67

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Solution

The fourth proportional to 40,485.20, 60,728.49 and 15,526.67 is: 23,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.20 : 60,728.49 = 15,526.67 : x
  2. Step 2: Convert to fraction form
    40,485.20/60,728.49 = 15,526.67/x
  3. Step 3: Cross multiply
    40,485.20x = 60,728.49 × 15,526.67
  4. Step 4: Simplify right side
    40,485.20x = 942,910,920.19
  5. Step 5: Solve for x
    x = 942,910,920.19/40,485.20
  6. Step 6: Final answer
    x = 23,290.27

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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.