Home / 12,927.67-19,390.73-4,607.25

Finding the Fourth Proportional to 12,927.67, 19,390.73 and 4,607.25

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Solution

The fourth proportional to 12,927.67, 19,390.73 and 4,607.25 is: 6,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.67 : 19,390.73 = 4,607.25 : x
  2. Step 2: Convert to fraction form
    12,927.67/19,390.73 = 4,607.25/x
  3. Step 3: Cross multiply
    12,927.67x = 19,390.73 × 4,607.25
  4. Step 4: Simplify right side
    12,927.67x = 89,337,940.79
  5. Step 5: Solve for x
    x = 89,337,940.79/12,927.67
  6. Step 6: Final answer
    x = 6,910.60

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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.