Home / 24,718.40-37,039.20-20,801.60

Finding the Fourth Proportional to 24,718.40, 37,039.20 and 20,801.60

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Solution

The fourth proportional to 24,718.40, 37,039.20 and 20,801.60 is: 31,170.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,718.40 : 37,039.20 = 20,801.60 : x
  2. Step 2: Convert to fraction form
    24,718.40/37,039.20 = 20,801.60/x
  3. Step 3: Cross multiply
    24,718.40x = 37,039.20 × 20,801.60
  4. Step 4: Simplify right side
    24,718.40x = 770,474,622.72
  5. Step 5: Solve for x
    x = 770,474,622.72/24,718.40
  6. Step 6: Final answer
    x = 31,170.08

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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.