Home / 12,036.61-16,610.75-6,732.01

Finding the Fourth Proportional to 12,036.61, 16,610.75 and 6,732.01

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Solution

The fourth proportional to 12,036.61, 16,610.75 and 6,732.01 is: 9,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,036.61 : 16,610.75 = 6,732.01 : x
  2. Step 2: Convert to fraction form
    12,036.61/16,610.75 = 6,732.01/x
  3. Step 3: Cross multiply
    12,036.61x = 16,610.75 × 6,732.01
  4. Step 4: Simplify right side
    12,036.61x = 111,823,735.11
  5. Step 5: Solve for x
    x = 111,823,735.11/12,036.61
  6. Step 6: Final answer
    x = 9,290.30

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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.