Home / 12,095.10-18,137.18-4,304.12

Finding the Fourth Proportional to 12,095.10, 18,137.18 and 4,304.12

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Solution

The fourth proportional to 12,095.10, 18,137.18 and 4,304.12 is: 6,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.10 : 18,137.18 = 4,304.12 : x
  2. Step 2: Convert to fraction form
    12,095.10/18,137.18 = 4,304.12/x
  3. Step 3: Cross multiply
    12,095.10x = 18,137.18 × 4,304.12
  4. Step 4: Simplify right side
    12,095.10x = 78,064,519.26
  5. Step 5: Solve for x
    x = 78,064,519.26/12,095.10
  6. Step 6: Final answer
    x = 6,454.23

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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.