Home / 36,869.40-50,877.58-20,951.64

Finding the Fourth Proportional to 36,869.40, 50,877.58 and 20,951.64

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Solution

The fourth proportional to 36,869.40, 50,877.58 and 20,951.64 is: 28,912.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.40 : 50,877.58 = 20,951.64 : x
  2. Step 2: Convert to fraction form
    36,869.40/50,877.58 = 20,951.64/x
  3. Step 3: Cross multiply
    36,869.40x = 50,877.58 × 20,951.64
  4. Step 4: Simplify right side
    36,869.40x = 1,065,968,740.23
  5. Step 5: Solve for x
    x = 1,065,968,740.23/36,869.40
  6. Step 6: Final answer
    x = 28,912.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.