Home / 12,707.42-19,062.22-3,347.37

Finding the Fourth Proportional to 12,707.42, 19,062.22 and 3,347.37

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Solution

The fourth proportional to 12,707.42, 19,062.22 and 3,347.37 is: 5,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707.42 : 19,062.22 = 3,347.37 : x
  2. Step 2: Convert to fraction form
    12,707.42/19,062.22 = 3,347.37/x
  3. Step 3: Cross multiply
    12,707.42x = 19,062.22 × 3,347.37
  4. Step 4: Simplify right side
    12,707.42x = 63,808,294.99
  5. Step 5: Solve for x
    x = 63,808,294.99/12,707.42
  6. Step 6: Final answer
    x = 5,021.34

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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.