Home / 17,328.80-23,907.34-11,363.78

Finding the Fourth Proportional to 17,328.80, 23,907.34 and 11,363.78

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Solution

The fourth proportional to 17,328.80, 23,907.34 and 11,363.78 is: 15,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.80 : 23,907.34 = 11,363.78 : x
  2. Step 2: Convert to fraction form
    17,328.80/23,907.34 = 11,363.78/x
  3. Step 3: Cross multiply
    17,328.80x = 23,907.34 × 11,363.78
  4. Step 4: Simplify right side
    17,328.80x = 271,677,752.15
  5. Step 5: Solve for x
    x = 271,677,752.15/17,328.80
  6. Step 6: Final answer
    x = 15,677.82

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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.