Home / 13,324.46-19,964.81-4,554.59

Finding the Fourth Proportional to 13,324.46, 19,964.81 and 4,554.59

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Solution

The fourth proportional to 13,324.46, 19,964.81 and 4,554.59 is: 6,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.46 : 19,964.81 = 4,554.59 : x
  2. Step 2: Convert to fraction form
    13,324.46/19,964.81 = 4,554.59/x
  3. Step 3: Cross multiply
    13,324.46x = 19,964.81 × 4,554.59
  4. Step 4: Simplify right side
    13,324.46x = 90,931,435.54
  5. Step 5: Solve for x
    x = 90,931,435.54/13,324.46
  6. Step 6: Final answer
    x = 6,824.40

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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.