Home / 19,464.52-26,836.44-12,739.48

Finding the Fourth Proportional to 19,464.52, 26,836.44 and 12,739.48

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Solution

The fourth proportional to 19,464.52, 26,836.44 and 12,739.48 is: 17,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.52 : 26,836.44 = 12,739.48 : x
  2. Step 2: Convert to fraction form
    19,464.52/26,836.44 = 12,739.48/x
  3. Step 3: Cross multiply
    19,464.52x = 26,836.44 × 12,739.48
  4. Step 4: Simplify right side
    19,464.52x = 341,882,290.65
  5. Step 5: Solve for x
    x = 341,882,290.65/19,464.52
  6. Step 6: Final answer
    x = 17,564.38

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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.