Home / 19,684.94-29,479.44-13,017.38

Finding the Fourth Proportional to 19,684.94, 29,479.44 and 13,017.38

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Solution

The fourth proportional to 19,684.94, 29,479.44 and 13,017.38 is: 19,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.94 : 29,479.44 = 13,017.38 : x
  2. Step 2: Convert to fraction form
    19,684.94/29,479.44 = 13,017.38/x
  3. Step 3: Cross multiply
    19,684.94x = 29,479.44 × 13,017.38
  4. Step 4: Simplify right side
    19,684.94x = 383,745,072.67
  5. Step 5: Solve for x
    x = 383,745,072.67/19,684.94
  6. Step 6: Final answer
    x = 19,494.35

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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.