Home / 19,284.09-26,612.26-11,326.45

Finding the Fourth Proportional to 19,284.09, 26,612.26 and 11,326.45

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Solution

The fourth proportional to 19,284.09, 26,612.26 and 11,326.45 is: 15,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.09 : 26,612.26 = 11,326.45 : x
  2. Step 2: Convert to fraction form
    19,284.09/26,612.26 = 11,326.45/x
  3. Step 3: Cross multiply
    19,284.09x = 26,612.26 × 11,326.45
  4. Step 4: Simplify right side
    19,284.09x = 301,422,432.28
  5. Step 5: Solve for x
    x = 301,422,432.28/19,284.09
  6. Step 6: Final answer
    x = 15,630.63

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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.