Home / 30,533.36-45,736.25-19,384.92

Finding the Fourth Proportional to 30,533.36, 45,736.25 and 19,384.92

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Solution

The fourth proportional to 30,533.36, 45,736.25 and 19,384.92 is: 29,036.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,533.36 : 45,736.25 = 19,384.92 : x
  2. Step 2: Convert to fraction form
    30,533.36/45,736.25 = 19,384.92/x
  3. Step 3: Cross multiply
    30,533.36x = 45,736.25 × 19,384.92
  4. Step 4: Simplify right side
    30,533.36x = 886,593,450.43
  5. Step 5: Solve for x
    x = 886,593,450.43/30,533.36
  6. Step 6: Final answer
    x = 29,036.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.