Home / 11,748.15-16,203.38-7,027.47

Finding the Fourth Proportional to 11,748.15, 16,203.38 and 7,027.47

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Solution

The fourth proportional to 11,748.15, 16,203.38 and 7,027.47 is: 9,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.15 : 16,203.38 = 7,027.47 : x
  2. Step 2: Convert to fraction form
    11,748.15/16,203.38 = 7,027.47/x
  3. Step 3: Cross multiply
    11,748.15x = 16,203.38 × 7,027.47
  4. Step 4: Simplify right side
    11,748.15x = 113,868,731.71
  5. Step 5: Solve for x
    x = 113,868,731.71/11,748.15
  6. Step 6: Final answer
    x = 9,692.48

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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.