Home / 12,541.84-18,825-5,972.56

Finding the Fourth Proportional to 12,541.84, 18,825 and 5,972.56

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Solution

The fourth proportional to 12,541.84, 18,825 and 5,972.56 is: 8,964.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.84 : 18,825 = 5,972.56 : x
  2. Step 2: Convert to fraction form
    12,541.84/18,825 = 5,972.56/x
  3. Step 3: Cross multiply
    12,541.84x = 18,825 × 5,972.56
  4. Step 4: Simplify right side
    12,541.84x = 112,433,442.00
  5. Step 5: Solve for x
    x = 112,433,442.00/12,541.84
  6. Step 6: Final answer
    x = 8,964.67

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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.