Home / 35,172-52,770.96-18,531.36

Finding the Fourth Proportional to 35,172, 52,770.96 and 18,531.36

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Solution

The fourth proportional to 35,172, 52,770.96 and 18,531.36 is: 27,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172 : 52,770.96 = 18,531.36 : x
  2. Step 2: Convert to fraction form
    35,172/52,770.96 = 18,531.36/x
  3. Step 3: Cross multiply
    35,172x = 52,770.96 × 18,531.36
  4. Step 4: Simplify right side
    35,172x = 977,917,657.31
  5. Step 5: Solve for x
    x = 977,917,657.31/35,172
  6. Step 6: Final answer
    x = 27,803.87

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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.