Home / 25,232.16-37,874.08-20,835.60

Finding the Fourth Proportional to 25,232.16, 37,874.08 and 20,835.60

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Solution

The fourth proportional to 25,232.16, 37,874.08 and 20,835.60 is: 31,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,232.16 : 37,874.08 = 20,835.60 : x
  2. Step 2: Convert to fraction form
    25,232.16/37,874.08 = 20,835.60/x
  3. Step 3: Cross multiply
    25,232.16x = 37,874.08 × 20,835.60
  4. Step 4: Simplify right side
    25,232.16x = 789,129,181.25
  5. Step 5: Solve for x
    x = 789,129,181.25/25,232.16
  6. Step 6: Final answer
    x = 31,274.74

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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.