Home / 17,631.14-26,449.18-5,152.07

Finding the Fourth Proportional to 17,631.14, 26,449.18 and 5,152.07

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Solution

The fourth proportional to 17,631.14, 26,449.18 and 5,152.07 is: 7,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631.14 : 26,449.18 = 5,152.07 : x
  2. Step 2: Convert to fraction form
    17,631.14/26,449.18 = 5,152.07/x
  3. Step 3: Cross multiply
    17,631.14x = 26,449.18 × 5,152.07
  4. Step 4: Simplify right side
    17,631.14x = 136,268,080.05
  5. Step 5: Solve for x
    x = 136,268,080.05/17,631.14
  6. Step 6: Final answer
    x = 7,728.83

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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.