Home / 25,912.50-35,604.30-20,598.12

Finding the Fourth Proportional to 25,912.50, 35,604.30 and 20,598.12

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Solution

The fourth proportional to 25,912.50, 35,604.30 and 20,598.12 is: 28,302.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.50 : 35,604.30 = 20,598.12 : x
  2. Step 2: Convert to fraction form
    25,912.50/35,604.30 = 20,598.12/x
  3. Step 3: Cross multiply
    25,912.50x = 35,604.30 × 20,598.12
  4. Step 4: Simplify right side
    25,912.50x = 733,381,643.92
  5. Step 5: Solve for x
    x = 733,381,643.92/25,912.50
  6. Step 6: Final answer
    x = 28,302.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.