Home / 13,768.07-19,005.75-9,297.88

Finding the Fourth Proportional to 13,768.07, 19,005.75 and 9,297.88

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Solution

The fourth proportional to 13,768.07, 19,005.75 and 9,297.88 is: 12,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,768.07 : 19,005.75 = 9,297.88 : x
  2. Step 2: Convert to fraction form
    13,768.07/19,005.75 = 9,297.88/x
  3. Step 3: Cross multiply
    13,768.07x = 19,005.75 × 9,297.88
  4. Step 4: Simplify right side
    13,768.07x = 176,713,135.30
  5. Step 5: Solve for x
    x = 176,713,135.30/13,768.07
  6. Step 6: Final answer
    x = 12,835.00

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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.