Home / 35,316.82-52,912.95-18,640.11

Finding the Fourth Proportional to 35,316.82, 52,912.95 and 18,640.11

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Solution

The fourth proportional to 35,316.82, 52,912.95 and 18,640.11 is: 27,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,316.82 : 52,912.95 = 18,640.11 : x
  2. Step 2: Convert to fraction form
    35,316.82/52,912.95 = 18,640.11/x
  3. Step 3: Cross multiply
    35,316.82x = 52,912.95 × 18,640.11
  4. Step 4: Simplify right side
    35,316.82x = 986,303,144.16
  5. Step 5: Solve for x
    x = 986,303,144.16/35,316.82
  6. Step 6: Final answer
    x = 27,927.30

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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.