Home / 17,515.98-24,172.08-9,558.36

Finding the Fourth Proportional to 17,515.98, 24,172.08 and 9,558.36

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Solution

The fourth proportional to 17,515.98, 24,172.08 and 9,558.36 is: 13,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.98 : 24,172.08 = 9,558.36 : x
  2. Step 2: Convert to fraction form
    17,515.98/24,172.08 = 9,558.36/x
  3. Step 3: Cross multiply
    17,515.98x = 24,172.08 × 9,558.36
  4. Step 4: Simplify right side
    17,515.98x = 231,045,442.59
  5. Step 5: Solve for x
    x = 231,045,442.59/17,515.98
  6. Step 6: Final answer
    x = 13,190.55

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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.