Home / 12,495.15-18,746.06-3,730.14

Finding the Fourth Proportional to 12,495.15, 18,746.06 and 3,730.14

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Solution

The fourth proportional to 12,495.15, 18,746.06 and 3,730.14 is: 5,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495.15 : 18,746.06 = 3,730.14 : x
  2. Step 2: Convert to fraction form
    12,495.15/18,746.06 = 3,730.14/x
  3. Step 3: Cross multiply
    12,495.15x = 18,746.06 × 3,730.14
  4. Step 4: Simplify right side
    12,495.15x = 69,925,409.60
  5. Step 5: Solve for x
    x = 69,925,409.60/12,495.15
  6. Step 6: Final answer
    x = 5,596.20

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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.