Home / 36,461.90-50,318.40-20,546.88

Finding the Fourth Proportional to 36,461.90, 50,318.40 and 20,546.88

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Solution

The fourth proportional to 36,461.90, 50,318.40 and 20,546.88 is: 28,355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,461.90 : 50,318.40 = 20,546.88 : x
  2. Step 2: Convert to fraction form
    36,461.90/50,318.40 = 20,546.88/x
  3. Step 3: Cross multiply
    36,461.90x = 50,318.40 × 20,546.88
  4. Step 4: Simplify right side
    36,461.90x = 1,033,886,126.59
  5. Step 5: Solve for x
    x = 1,033,886,126.59/36,461.90
  6. Step 6: Final answer
    x = 28,355.25

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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.