Home / 12,316.04-18,481.42-4,525.64

Finding the Fourth Proportional to 12,316.04, 18,481.42 and 4,525.64

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Solution

The fourth proportional to 12,316.04, 18,481.42 and 4,525.64 is: 6,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.04 : 18,481.42 = 4,525.64 : x
  2. Step 2: Convert to fraction form
    12,316.04/18,481.42 = 4,525.64/x
  3. Step 3: Cross multiply
    12,316.04x = 18,481.42 × 4,525.64
  4. Step 4: Simplify right side
    12,316.04x = 83,640,253.61
  5. Step 5: Solve for x
    x = 83,640,253.61/12,316.04
  6. Step 6: Final answer
    x = 6,791.16

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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.