Home / 17,277.05-23,820.53-11,299.25

Finding the Fourth Proportional to 17,277.05, 23,820.53 and 11,299.25

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Solution

The fourth proportional to 17,277.05, 23,820.53 and 11,299.25 is: 15,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.05 : 23,820.53 = 11,299.25 : x
  2. Step 2: Convert to fraction form
    17,277.05/23,820.53 = 11,299.25/x
  3. Step 3: Cross multiply
    17,277.05x = 23,820.53 × 11,299.25
  4. Step 4: Simplify right side
    17,277.05x = 269,153,948.00
  5. Step 5: Solve for x
    x = 269,153,948.00/17,277.05
  6. Step 6: Final answer
    x = 15,578.70

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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.