Home / 16,768.84-23,127.26-10,391.00

Finding the Fourth Proportional to 16,768.84, 23,127.26 and 10,391.00

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Solution

The fourth proportional to 16,768.84, 23,127.26 and 10,391.00 is: 14,331.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.84 : 23,127.26 = 10,391.00 : x
  2. Step 2: Convert to fraction form
    16,768.84/23,127.26 = 10,391.00/x
  3. Step 3: Cross multiply
    16,768.84x = 23,127.26 × 10,391.00
  4. Step 4: Simplify right side
    16,768.84x = 240,315,292.88
  5. Step 5: Solve for x
    x = 240,315,292.88/16,768.84
  6. Step 6: Final answer
    x = 14,331.07

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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.