Home / 38,501.84-57,754.83-12,208.64

Finding the Fourth Proportional to 38,501.84, 57,754.83 and 12,208.64

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Solution

The fourth proportional to 38,501.84, 57,754.83 and 12,208.64 is: 18,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,501.84 : 57,754.83 = 12,208.64 : x
  2. Step 2: Convert to fraction form
    38,501.84/57,754.83 = 12,208.64/x
  3. Step 3: Cross multiply
    38,501.84x = 57,754.83 × 12,208.64
  4. Step 4: Simplify right side
    38,501.84x = 705,107,927.73
  5. Step 5: Solve for x
    x = 705,107,927.73/38,501.84
  6. Step 6: Final answer
    x = 18,313.62

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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.