Home / 19,284.08-26,609.21-11,328.86

Finding the Fourth Proportional to 19,284.08, 26,609.21 and 11,328.86

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Solution

The fourth proportional to 19,284.08, 26,609.21 and 11,328.86 is: 15,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.08 : 26,609.21 = 11,328.86 : x
  2. Step 2: Convert to fraction form
    19,284.08/26,609.21 = 11,328.86/x
  3. Step 3: Cross multiply
    19,284.08x = 26,609.21 × 11,328.86
  4. Step 4: Simplify right side
    19,284.08x = 301,452,067.16
  5. Step 5: Solve for x
    x = 301,452,067.16/19,284.08
  6. Step 6: Final answer
    x = 15,632.18

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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.