Home / 13,113.49-19,673.03-4,229.32

Finding the Fourth Proportional to 13,113.49, 19,673.03 and 4,229.32

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Solution

The fourth proportional to 13,113.49, 19,673.03 and 4,229.32 is: 6,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113.49 : 19,673.03 = 4,229.32 : x
  2. Step 2: Convert to fraction form
    13,113.49/19,673.03 = 4,229.32/x
  3. Step 3: Cross multiply
    13,113.49x = 19,673.03 × 4,229.32
  4. Step 4: Simplify right side
    13,113.49x = 83,203,599.00
  5. Step 5: Solve for x
    x = 83,203,599.00/13,113.49
  6. Step 6: Final answer
    x = 6,344.89

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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.