Home / 53,507.16-80,254.66-14,067.35

Finding the Fourth Proportional to 53,507.16, 80,254.66 and 14,067.35

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Solution

The fourth proportional to 53,507.16, 80,254.66 and 14,067.35 is: 21,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,507.16 : 80,254.66 = 14,067.35 : x
  2. Step 2: Convert to fraction form
    53,507.16/80,254.66 = 14,067.35/x
  3. Step 3: Cross multiply
    53,507.16x = 80,254.66 × 14,067.35
  4. Step 4: Simplify right side
    53,507.16x = 1,128,970,391.35
  5. Step 5: Solve for x
    x = 1,128,970,391.35/53,507.16
  6. Step 6: Final answer
    x = 21,099.43

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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.