Home / 12,851.08-19,274.46-3,617.32

Finding the Fourth Proportional to 12,851.08, 19,274.46 and 3,617.32

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Solution

The fourth proportional to 12,851.08, 19,274.46 and 3,617.32 is: 5,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.08 : 19,274.46 = 3,617.32 : x
  2. Step 2: Convert to fraction form
    12,851.08/19,274.46 = 3,617.32/x
  3. Step 3: Cross multiply
    12,851.08x = 19,274.46 × 3,617.32
  4. Step 4: Simplify right side
    12,851.08x = 69,721,889.65
  5. Step 5: Solve for x
    x = 69,721,889.65/12,851.08
  6. Step 6: Final answer
    x = 5,425.37

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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.