Home / 30,135.62-41,588.52-17,216.03

Finding the Fourth Proportional to 30,135.62, 41,588.52 and 17,216.03

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Solution

The fourth proportional to 30,135.62, 41,588.52 and 17,216.03 is: 23,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,135.62 : 41,588.52 = 17,216.03 : x
  2. Step 2: Convert to fraction form
    30,135.62/41,588.52 = 17,216.03/x
  3. Step 3: Cross multiply
    30,135.62x = 41,588.52 × 17,216.03
  4. Step 4: Simplify right side
    30,135.62x = 715,989,207.98
  5. Step 5: Solve for x
    x = 715,989,207.98/30,135.62
  6. Step 6: Final answer
    x = 23,758.90

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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.