Home / 11,755.12-17,598.48-9,150.16

Finding the Fourth Proportional to 11,755.12, 17,598.48 and 9,150.16

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Solution

The fourth proportional to 11,755.12, 17,598.48 and 9,150.16 is: 13,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.12 : 17,598.48 = 9,150.16 : x
  2. Step 2: Convert to fraction form
    11,755.12/17,598.48 = 9,150.16/x
  3. Step 3: Cross multiply
    11,755.12x = 17,598.48 × 9,150.16
  4. Step 4: Simplify right side
    11,755.12x = 161,028,907.76
  5. Step 5: Solve for x
    x = 161,028,907.76/11,755.12
  6. Step 6: Final answer
    x = 13,698.62

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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.