Home / 17,087.50-23,580.75-9,635.50

Finding the Fourth Proportional to 17,087.50, 23,580.75 and 9,635.50

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Solution

The fourth proportional to 17,087.50, 23,580.75 and 9,635.50 is: 13,296.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.50 : 23,580.75 = 9,635.50 : x
  2. Step 2: Convert to fraction form
    17,087.50/23,580.75 = 9,635.50/x
  3. Step 3: Cross multiply
    17,087.50x = 23,580.75 × 9,635.50
  4. Step 4: Simplify right side
    17,087.50x = 227,212,316.63
  5. Step 5: Solve for x
    x = 227,212,316.63/17,087.50
  6. Step 6: Final answer
    x = 13,296.99

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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.