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Finding the Fourth Proportional to 17,015.09, 25,522.53 and 4,364.78

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Solution

The fourth proportional to 17,015.09, 25,522.53 and 4,364.78 is: 6,547.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.09 : 25,522.53 = 4,364.78 : x
  2. Step 2: Convert to fraction form
    17,015.09/25,522.53 = 4,364.78/x
  3. Step 3: Cross multiply
    17,015.09x = 25,522.53 × 4,364.78
  4. Step 4: Simplify right side
    17,015.09x = 111,400,100.88
  5. Step 5: Solve for x
    x = 111,400,100.88/17,015.09
  6. Step 6: Final answer
    x = 6,547.14

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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.