Home / 17,254.35-23,804.75-11,289.51

Finding the Fourth Proportional to 17,254.35, 23,804.75 and 11,289.51

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Solution

The fourth proportional to 17,254.35, 23,804.75 and 11,289.51 is: 15,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,254.35 : 23,804.75 = 11,289.51 : x
  2. Step 2: Convert to fraction form
    17,254.35/23,804.75 = 11,289.51/x
  3. Step 3: Cross multiply
    17,254.35x = 23,804.75 × 11,289.51
  4. Step 4: Simplify right side
    17,254.35x = 268,743,991.40
  5. Step 5: Solve for x
    x = 268,743,991.40/17,254.35
  6. Step 6: Final answer
    x = 15,575.43

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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.