Home / 14,166.96-19,549.21-8,199.02

Finding the Fourth Proportional to 14,166.96, 19,549.21 and 8,199.02

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Solution

The fourth proportional to 14,166.96, 19,549.21 and 8,199.02 is: 11,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.96 : 19,549.21 = 8,199.02 : x
  2. Step 2: Convert to fraction form
    14,166.96/19,549.21 = 8,199.02/x
  3. Step 3: Cross multiply
    14,166.96x = 19,549.21 × 8,199.02
  4. Step 4: Simplify right side
    14,166.96x = 160,284,363.77
  5. Step 5: Solve for x
    x = 160,284,363.77/14,166.96
  6. Step 6: Final answer
    x = 11,313.96

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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.