Home / 53,956.05-80,941.46-18,407.82

Finding the Fourth Proportional to 53,956.05, 80,941.46 and 18,407.82

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Solution

The fourth proportional to 53,956.05, 80,941.46 and 18,407.82 is: 27,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956.05 : 80,941.46 = 18,407.82 : x
  2. Step 2: Convert to fraction form
    53,956.05/80,941.46 = 18,407.82/x
  3. Step 3: Cross multiply
    53,956.05x = 80,941.46 × 18,407.82
  4. Step 4: Simplify right side
    53,956.05x = 1,489,955,826.22
  5. Step 5: Solve for x
    x = 1,489,955,826.22/53,956.05
  6. Step 6: Final answer
    x = 27,614.25

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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.