Home / 13,193.46-19,696.08-12,732.12

Finding the Fourth Proportional to 13,193.46, 19,696.08 and 12,732.12

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Solution

The fourth proportional to 13,193.46, 19,696.08 and 12,732.12 is: 19,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193.46 : 19,696.08 = 12,732.12 : x
  2. Step 2: Convert to fraction form
    13,193.46/19,696.08 = 12,732.12/x
  3. Step 3: Cross multiply
    13,193.46x = 19,696.08 × 12,732.12
  4. Step 4: Simplify right side
    13,193.46x = 250,772,854.09
  5. Step 5: Solve for x
    x = 250,772,854.09/13,193.46
  6. Step 6: Final answer
    x = 19,007.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.