Home / 40,627.12-60,940.86-14,317.60

Finding the Fourth Proportional to 40,627.12, 60,940.86 and 14,317.60

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Solution

The fourth proportional to 40,627.12, 60,940.86 and 14,317.60 is: 21,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,627.12 : 60,940.86 = 14,317.60 : x
  2. Step 2: Convert to fraction form
    40,627.12/60,940.86 = 14,317.60/x
  3. Step 3: Cross multiply
    40,627.12x = 60,940.86 × 14,317.60
  4. Step 4: Simplify right side
    40,627.12x = 872,526,857.14
  5. Step 5: Solve for x
    x = 872,526,857.14/40,627.12
  6. Step 6: Final answer
    x = 21,476.46

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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.