Home / 30,109.73-41,548.01-16,677.56

Finding the Fourth Proportional to 30,109.73, 41,548.01 and 16,677.56

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Solution

The fourth proportional to 30,109.73, 41,548.01 and 16,677.56 is: 23,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,109.73 : 41,548.01 = 16,677.56 : x
  2. Step 2: Convert to fraction form
    30,109.73/41,548.01 = 16,677.56/x
  3. Step 3: Cross multiply
    30,109.73x = 41,548.01 × 16,677.56
  4. Step 4: Simplify right side
    30,109.73x = 692,919,450.14
  5. Step 5: Solve for x
    x = 692,919,450.14/30,109.73
  6. Step 6: Final answer
    x = 23,013.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.