Home / 25,116.96-37,682.37-20,425.35

Finding the Fourth Proportional to 25,116.96, 37,682.37 and 20,425.35

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Solution

The fourth proportional to 25,116.96, 37,682.37 and 20,425.35 is: 30,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.96 : 37,682.37 = 20,425.35 : x
  2. Step 2: Convert to fraction form
    25,116.96/37,682.37 = 20,425.35/x
  3. Step 3: Cross multiply
    25,116.96x = 37,682.37 × 20,425.35
  4. Step 4: Simplify right side
    25,116.96x = 769,675,596.08
  5. Step 5: Solve for x
    x = 769,675,596.08/25,116.96
  6. Step 6: Final answer
    x = 30,643.66

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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.