Home / 17,190.49-25,762.65-7,327.12

Finding the Fourth Proportional to 17,190.49, 25,762.65 and 7,327.12

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Solution

The fourth proportional to 17,190.49, 25,762.65 and 7,327.12 is: 10,980.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.49 : 25,762.65 = 7,327.12 : x
  2. Step 2: Convert to fraction form
    17,190.49/25,762.65 = 7,327.12/x
  3. Step 3: Cross multiply
    17,190.49x = 25,762.65 × 7,327.12
  4. Step 4: Simplify right side
    17,190.49x = 188,766,028.07
  5. Step 5: Solve for x
    x = 188,766,028.07/17,190.49
  6. Step 6: Final answer
    x = 10,980.84

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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.