Home / 12,349.67-18,526.43-4,027.76

Finding the Fourth Proportional to 12,349.67, 18,526.43 and 4,027.76

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Solution

The fourth proportional to 12,349.67, 18,526.43 and 4,027.76 is: 6,042.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.67 : 18,526.43 = 4,027.76 : x
  2. Step 2: Convert to fraction form
    12,349.67/18,526.43 = 4,027.76/x
  3. Step 3: Cross multiply
    12,349.67x = 18,526.43 × 4,027.76
  4. Step 4: Simplify right side
    12,349.67x = 74,620,013.70
  5. Step 5: Solve for x
    x = 74,620,013.70/12,349.67
  6. Step 6: Final answer
    x = 6,042.27

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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.