Home / 12,176.33-18,264.80-3,411.93

Finding the Fourth Proportional to 12,176.33, 18,264.80 and 3,411.93

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Solution

The fourth proportional to 12,176.33, 18,264.80 and 3,411.93 is: 5,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.33 : 18,264.80 = 3,411.93 : x
  2. Step 2: Convert to fraction form
    12,176.33/18,264.80 = 3,411.93/x
  3. Step 3: Cross multiply
    12,176.33x = 18,264.80 × 3,411.93
  4. Step 4: Simplify right side
    12,176.33x = 62,318,227.59
  5. Step 5: Solve for x
    x = 62,318,227.59/12,176.33
  6. Step 6: Final answer
    x = 5,117.98

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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.