Home / 30,182.36-41,652.09-16,754.45

Finding the Fourth Proportional to 30,182.36, 41,652.09 and 16,754.45

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Solution

The fourth proportional to 30,182.36, 41,652.09 and 16,754.45 is: 23,121.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.36 : 41,652.09 = 16,754.45 : x
  2. Step 2: Convert to fraction form
    30,182.36/41,652.09 = 16,754.45/x
  3. Step 3: Cross multiply
    30,182.36x = 41,652.09 × 16,754.45
  4. Step 4: Simplify right side
    30,182.36x = 697,857,651.04
  5. Step 5: Solve for x
    x = 697,857,651.04/30,182.36
  6. Step 6: Final answer
    x = 23,121.38

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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.