Home / 19,486.09-29,232.78-6,342.22

Finding the Fourth Proportional to 19,486.09, 29,232.78 and 6,342.22

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Solution

The fourth proportional to 19,486.09, 29,232.78 and 6,342.22 is: 9,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.09 : 29,232.78 = 6,342.22 : x
  2. Step 2: Convert to fraction form
    19,486.09/29,232.78 = 6,342.22/x
  3. Step 3: Cross multiply
    19,486.09x = 29,232.78 × 6,342.22
  4. Step 4: Simplify right side
    19,486.09x = 185,400,721.97
  5. Step 5: Solve for x
    x = 185,400,721.97/19,486.09
  6. Step 6: Final answer
    x = 9,514.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.