Home / 30,110.37-41,551.13-16,681.83

Finding the Fourth Proportional to 30,110.37, 41,551.13 and 16,681.83

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Solution

The fourth proportional to 30,110.37, 41,551.13 and 16,681.83 is: 23,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,110.37 : 41,551.13 = 16,681.83 : x
  2. Step 2: Convert to fraction form
    30,110.37/41,551.13 = 16,681.83/x
  3. Step 3: Cross multiply
    30,110.37x = 41,551.13 × 16,681.83
  4. Step 4: Simplify right side
    30,110.37x = 693,148,803.56
  5. Step 5: Solve for x
    x = 693,148,803.56/30,110.37
  6. Step 6: Final answer
    x = 23,020.27

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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.