Home / 12,895.18-19,340.76-4,996.54

Finding the Fourth Proportional to 12,895.18, 19,340.76 and 4,996.54

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Solution

The fourth proportional to 12,895.18, 19,340.76 and 4,996.54 is: 7,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.18 : 19,340.76 = 4,996.54 : x
  2. Step 2: Convert to fraction form
    12,895.18/19,340.76 = 4,996.54/x
  3. Step 3: Cross multiply
    12,895.18x = 19,340.76 × 4,996.54
  4. Step 4: Simplify right side
    12,895.18x = 96,636,880.97
  5. Step 5: Solve for x
    x = 96,636,880.97/12,895.18
  6. Step 6: Final answer
    x = 7,494.03

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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.