Home / 17,760.48-26,633.75-6,661.12

Finding the Fourth Proportional to 17,760.48, 26,633.75 and 6,661.12

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Solution

The fourth proportional to 17,760.48, 26,633.75 and 6,661.12 is: 9,989.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760.48 : 26,633.75 = 6,661.12 : x
  2. Step 2: Convert to fraction form
    17,760.48/26,633.75 = 6,661.12/x
  3. Step 3: Cross multiply
    17,760.48x = 26,633.75 × 6,661.12
  4. Step 4: Simplify right side
    17,760.48x = 177,410,471.63
  5. Step 5: Solve for x
    x = 177,410,471.63/17,760.48
  6. Step 6: Final answer
    x = 9,989.06

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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.