Home / 13,849.49-20,752.90-9,401.38

Finding the Fourth Proportional to 13,849.49, 20,752.90 and 9,401.38

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Solution

The fourth proportional to 13,849.49, 20,752.90 and 9,401.38 is: 14,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.49 : 20,752.90 = 9,401.38 : x
  2. Step 2: Convert to fraction form
    13,849.49/20,752.90 = 9,401.38/x
  3. Step 3: Cross multiply
    13,849.49x = 20,752.90 × 9,401.38
  4. Step 4: Simplify right side
    13,849.49x = 195,105,899.00
  5. Step 5: Solve for x
    x = 195,105,899.00/13,849.49
  6. Step 6: Final answer
    x = 14,087.59

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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.