Home / 30,186.73-41,658.15-16,758.85

Finding the Fourth Proportional to 30,186.73, 41,658.15 and 16,758.85

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Solution

The fourth proportional to 30,186.73, 41,658.15 and 16,758.85 is: 23,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,186.73 : 41,658.15 = 16,758.85 : x
  2. Step 2: Convert to fraction form
    30,186.73/41,658.15 = 16,758.85/x
  3. Step 3: Cross multiply
    30,186.73x = 41,658.15 × 16,758.85
  4. Step 4: Simplify right side
    30,186.73x = 698,142,395.04
  5. Step 5: Solve for x
    x = 698,142,395.04/30,186.73
  6. Step 6: Final answer
    x = 23,127.46

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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.