Home / 19,477.69-26,879.22-11,095.81

Finding the Fourth Proportional to 19,477.69, 26,879.22 and 11,095.81

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Solution

The fourth proportional to 19,477.69, 26,879.22 and 11,095.81 is: 15,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477.69 : 26,879.22 = 11,095.81 : x
  2. Step 2: Convert to fraction form
    19,477.69/26,879.22 = 11,095.81/x
  3. Step 3: Cross multiply
    19,477.69x = 26,879.22 × 11,095.81
  4. Step 4: Simplify right side
    19,477.69x = 298,246,650.87
  5. Step 5: Solve for x
    x = 298,246,650.87/19,477.69
  6. Step 6: Final answer
    x = 15,312.22

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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.