Home / 36,281.79-50,068.83-20,366.25

Finding the Fourth Proportional to 36,281.79, 50,068.83 and 20,366.25

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Solution

The fourth proportional to 36,281.79, 50,068.83 and 20,366.25 is: 28,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.79 : 50,068.83 = 20,366.25 : x
  2. Step 2: Convert to fraction form
    36,281.79/50,068.83 = 20,366.25/x
  3. Step 3: Cross multiply
    36,281.79x = 50,068.83 × 20,366.25
  4. Step 4: Simplify right side
    36,281.79x = 1,019,714,308.99
  5. Step 5: Solve for x
    x = 1,019,714,308.99/36,281.79
  6. Step 6: Final answer
    x = 28,105.40

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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.