Home / 12,822.49-19,233.75-3,462.51

Finding the Fourth Proportional to 12,822.49, 19,233.75 and 3,462.51

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Solution

The fourth proportional to 12,822.49, 19,233.75 and 3,462.51 is: 5,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.49 : 19,233.75 = 3,462.51 : x
  2. Step 2: Convert to fraction form
    12,822.49/19,233.75 = 3,462.51/x
  3. Step 3: Cross multiply
    12,822.49x = 19,233.75 × 3,462.51
  4. Step 4: Simplify right side
    12,822.49x = 66,596,955.54
  5. Step 5: Solve for x
    x = 66,596,955.54/12,822.49
  6. Step 6: Final answer
    x = 5,193.76

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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.