Home / 12,770.67-19,156.02-4,006.26

Finding the Fourth Proportional to 12,770.67, 19,156.02 and 4,006.26

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Solution

The fourth proportional to 12,770.67, 19,156.02 and 4,006.26 is: 6,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770.67 : 19,156.02 = 4,006.26 : x
  2. Step 2: Convert to fraction form
    12,770.67/19,156.02 = 4,006.26/x
  3. Step 3: Cross multiply
    12,770.67x = 19,156.02 × 4,006.26
  4. Step 4: Simplify right side
    12,770.67x = 76,743,996.69
  5. Step 5: Solve for x
    x = 76,743,996.69/12,770.67
  6. Step 6: Final answer
    x = 6,009.39

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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.