Home / 12,097.11-18,146.81-4,702.14

Finding the Fourth Proportional to 12,097.11, 18,146.81 and 4,702.14

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Solution

The fourth proportional to 12,097.11, 18,146.81 and 4,702.14 is: 7,053.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.11 : 18,146.81 = 4,702.14 : x
  2. Step 2: Convert to fraction form
    12,097.11/18,146.81 = 4,702.14/x
  3. Step 3: Cross multiply
    12,097.11x = 18,146.81 × 4,702.14
  4. Step 4: Simplify right side
    12,097.11x = 85,328,841.17
  5. Step 5: Solve for x
    x = 85,328,841.17/12,097.11
  6. Step 6: Final answer
    x = 7,053.66

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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.