Home / 44,408.85-66,617.73-12,819.69

Finding the Fourth Proportional to 44,408.85, 66,617.73 and 12,819.69

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Solution

The fourth proportional to 44,408.85, 66,617.73 and 12,819.69 is: 19,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,408.85 : 66,617.73 = 12,819.69 : x
  2. Step 2: Convert to fraction form
    44,408.85/66,617.73 = 12,819.69/x
  3. Step 3: Cross multiply
    44,408.85x = 66,617.73 × 12,819.69
  4. Step 4: Simplify right side
    44,408.85x = 854,018,647.10
  5. Step 5: Solve for x
    x = 854,018,647.10/44,408.85
  6. Step 6: Final answer
    x = 19,230.82

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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.