Home / 19,610.07-29,415.09-7,923.29

Finding the Fourth Proportional to 19,610.07, 29,415.09 and 7,923.29

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Solution

The fourth proportional to 19,610.07, 29,415.09 and 7,923.29 is: 11,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.07 : 29,415.09 = 7,923.29 : x
  2. Step 2: Convert to fraction form
    19,610.07/29,415.09 = 7,923.29/x
  3. Step 3: Cross multiply
    19,610.07x = 29,415.09 × 7,923.29
  4. Step 4: Simplify right side
    19,610.07x = 233,064,141.37
  5. Step 5: Solve for x
    x = 233,064,141.37/19,610.07
  6. Step 6: Final answer
    x = 11,884.92

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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.