Home / 36,546.37-54,819.56-12,871.40

Finding the Fourth Proportional to 36,546.37, 54,819.56 and 12,871.40

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Solution

The fourth proportional to 36,546.37, 54,819.56 and 12,871.40 is: 19,307.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.37 : 54,819.56 = 12,871.40 : x
  2. Step 2: Convert to fraction form
    36,546.37/54,819.56 = 12,871.40/x
  3. Step 3: Cross multiply
    36,546.37x = 54,819.56 × 12,871.40
  4. Step 4: Simplify right side
    36,546.37x = 705,604,242.66
  5. Step 5: Solve for x
    x = 705,604,242.66/36,546.37
  6. Step 6: Final answer
    x = 19,307.10

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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.