Home / 17,278.98-25,920.84-5,588.28

Finding the Fourth Proportional to 17,278.98, 25,920.84 and 5,588.28

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Solution

The fourth proportional to 17,278.98, 25,920.84 and 5,588.28 is: 8,383.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.98 : 25,920.84 = 5,588.28 : x
  2. Step 2: Convert to fraction form
    17,278.98/25,920.84 = 5,588.28/x
  3. Step 3: Cross multiply
    17,278.98x = 25,920.84 × 5,588.28
  4. Step 4: Simplify right side
    17,278.98x = 144,852,911.76
  5. Step 5: Solve for x
    x = 144,852,911.76/17,278.98
  6. Step 6: Final answer
    x = 8,383.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.