Home / 30,775.92-42,467.52-17,346.84

Finding the Fourth Proportional to 30,775.92, 42,467.52 and 17,346.84

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Solution

The fourth proportional to 30,775.92, 42,467.52 and 17,346.84 is: 23,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.92 : 42,467.52 = 17,346.84 : x
  2. Step 2: Convert to fraction form
    30,775.92/42,467.52 = 17,346.84/x
  3. Step 3: Cross multiply
    30,775.92x = 42,467.52 × 17,346.84
  4. Step 4: Simplify right side
    30,775.92x = 736,677,274.64
  5. Step 5: Solve for x
    x = 736,677,274.64/30,775.92
  6. Step 6: Final answer
    x = 23,936.81

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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.