Home / 17,089.36-23,580.49-11,415.01

Finding the Fourth Proportional to 17,089.36, 23,580.49 and 11,415.01

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Solution

The fourth proportional to 17,089.36, 23,580.49 and 11,415.01 is: 15,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,089.36 : 23,580.49 = 11,415.01 : x
  2. Step 2: Convert to fraction form
    17,089.36/23,580.49 = 11,415.01/x
  3. Step 3: Cross multiply
    17,089.36x = 23,580.49 × 11,415.01
  4. Step 4: Simplify right side
    17,089.36x = 269,171,470.20
  5. Step 5: Solve for x
    x = 269,171,470.20/17,089.36
  6. Step 6: Final answer
    x = 15,750.82

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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.