Home / 14,344.75-19,749.99-12,101.05

Finding the Fourth Proportional to 14,344.75, 19,749.99 and 12,101.05

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Solution

The fourth proportional to 14,344.75, 19,749.99 and 12,101.05 is: 16,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.75 : 19,749.99 = 12,101.05 : x
  2. Step 2: Convert to fraction form
    14,344.75/19,749.99 = 12,101.05/x
  3. Step 3: Cross multiply
    14,344.75x = 19,749.99 × 12,101.05
  4. Step 4: Simplify right side
    14,344.75x = 238,995,616.49
  5. Step 5: Solve for x
    x = 238,995,616.49/14,344.75
  6. Step 6: Final answer
    x = 16,660.84

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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.