Home / 53,431.93-80,152.04-17,893.38

Finding the Fourth Proportional to 53,431.93, 80,152.04 and 17,893.38

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Solution

The fourth proportional to 53,431.93, 80,152.04 and 17,893.38 is: 26,841.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.93 : 80,152.04 = 17,893.38 : x
  2. Step 2: Convert to fraction form
    53,431.93/80,152.04 = 17,893.38/x
  3. Step 3: Cross multiply
    53,431.93x = 80,152.04 × 17,893.38
  4. Step 4: Simplify right side
    53,431.93x = 1,434,190,954.23
  5. Step 5: Solve for x
    x = 1,434,190,954.23/53,431.93
  6. Step 6: Final answer
    x = 26,841.46

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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.