Home / 53,664.51-80,508.71-17,642.60

Finding the Fourth Proportional to 53,664.51, 80,508.71 and 17,642.60

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Solution

The fourth proportional to 53,664.51, 80,508.71 and 17,642.60 is: 26,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,664.51 : 80,508.71 = 17,642.60 : x
  2. Step 2: Convert to fraction form
    53,664.51/80,508.71 = 17,642.60/x
  3. Step 3: Cross multiply
    53,664.51x = 80,508.71 × 17,642.60
  4. Step 4: Simplify right side
    53,664.51x = 1,420,382,476.29
  5. Step 5: Solve for x
    x = 1,420,382,476.29/53,664.51
  6. Step 6: Final answer
    x = 26,467.82

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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.