Home / 19,506.82-29,203.11-12,088.90

Finding the Fourth Proportional to 19,506.82, 29,203.11 and 12,088.90

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Solution

The fourth proportional to 19,506.82, 29,203.11 and 12,088.90 is: 18,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.82 : 29,203.11 = 12,088.90 : x
  2. Step 2: Convert to fraction form
    19,506.82/29,203.11 = 12,088.90/x
  3. Step 3: Cross multiply
    19,506.82x = 29,203.11 × 12,088.90
  4. Step 4: Simplify right side
    19,506.82x = 353,033,476.48
  5. Step 5: Solve for x
    x = 353,033,476.48/19,506.82
  6. Step 6: Final answer
    x = 18,097.95

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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.