Home / 17,515.98-24,172.04-11,228.35

Finding the Fourth Proportional to 17,515.98, 24,172.04 and 11,228.35

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Solution

The fourth proportional to 17,515.98, 24,172.04 and 11,228.35 is: 15,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.98 : 24,172.04 = 11,228.35 : x
  2. Step 2: Convert to fraction form
    17,515.98/24,172.04 = 11,228.35/x
  3. Step 3: Cross multiply
    17,515.98x = 24,172.04 × 11,228.35
  4. Step 4: Simplify right side
    17,515.98x = 271,412,125.33
  5. Step 5: Solve for x
    x = 271,412,125.33/17,515.98
  6. Step 6: Final answer
    x = 15,495.12

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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.