Home / 14,408.20-19,885.03-8,035.83

Finding the Fourth Proportional to 14,408.20, 19,885.03 and 8,035.83

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Solution

The fourth proportional to 14,408.20, 19,885.03 and 8,035.83 is: 11,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.20 : 19,885.03 = 8,035.83 : x
  2. Step 2: Convert to fraction form
    14,408.20/19,885.03 = 8,035.83/x
  3. Step 3: Cross multiply
    14,408.20x = 19,885.03 × 8,035.83
  4. Step 4: Simplify right side
    14,408.20x = 159,792,680.45
  5. Step 5: Solve for x
    x = 159,792,680.45/14,408.20
  6. Step 6: Final answer
    x = 11,090.40

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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.