Home / 30,076.12-41,504.70-16,647.40

Finding the Fourth Proportional to 30,076.12, 41,504.70 and 16,647.40

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Solution

The fourth proportional to 30,076.12, 41,504.70 and 16,647.40 is: 22,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,076.12 : 41,504.70 = 16,647.40 : x
  2. Step 2: Convert to fraction form
    30,076.12/41,504.70 = 16,647.40/x
  3. Step 3: Cross multiply
    30,076.12x = 41,504.70 × 16,647.40
  4. Step 4: Simplify right side
    30,076.12x = 690,945,342.78
  5. Step 5: Solve for x
    x = 690,945,342.78/30,076.12
  6. Step 6: Final answer
    x = 22,973.22

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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.