Home / 17,223.90-23,763.15-10,939.92

Finding the Fourth Proportional to 17,223.90, 23,763.15 and 10,939.92

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Solution

The fourth proportional to 17,223.90, 23,763.15 and 10,939.92 is: 15,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.90 : 23,763.15 = 10,939.92 : x
  2. Step 2: Convert to fraction form
    17,223.90/23,763.15 = 10,939.92/x
  3. Step 3: Cross multiply
    17,223.90x = 23,763.15 × 10,939.92
  4. Step 4: Simplify right side
    17,223.90x = 259,966,959.95
  5. Step 5: Solve for x
    x = 259,966,959.95/17,223.90
  6. Step 6: Final answer
    x = 15,093.39

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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.