Home / 19,089.08-26,345.26-11,022.71

Finding the Fourth Proportional to 19,089.08, 26,345.26 and 11,022.71

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Solution

The fourth proportional to 19,089.08, 26,345.26 and 11,022.71 is: 15,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.08 : 26,345.26 = 11,022.71 : x
  2. Step 2: Convert to fraction form
    19,089.08/26,345.26 = 11,022.71/x
  3. Step 3: Cross multiply
    19,089.08x = 26,345.26 × 11,022.71
  4. Step 4: Simplify right side
    19,089.08x = 290,396,141.70
  5. Step 5: Solve for x
    x = 290,396,141.70/19,089.08
  6. Step 6: Final answer
    x = 15,212.69

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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.