Home / 34,736.40-52,131.12-18,100.56

Finding the Fourth Proportional to 34,736.40, 52,131.12 and 18,100.56

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Solution

The fourth proportional to 34,736.40, 52,131.12 and 18,100.56 is: 27,164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.40 : 52,131.12 = 18,100.56 : x
  2. Step 2: Convert to fraction form
    34,736.40/52,131.12 = 18,100.56/x
  3. Step 3: Cross multiply
    34,736.40x = 52,131.12 × 18,100.56
  4. Step 4: Simplify right side
    34,736.40x = 943,602,465.43
  5. Step 5: Solve for x
    x = 943,602,465.43/34,736.40
  6. Step 6: Final answer
    x = 27,164.66

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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.