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Finding the Fourth Proportional to 22,975.60, 34,495.80 and 14,227.60

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Solution

The fourth proportional to 22,975.60, 34,495.80 and 14,227.60 is: 21,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975.60 : 34,495.80 = 14,227.60 : x
  2. Step 2: Convert to fraction form
    22,975.60/34,495.80 = 14,227.60/x
  3. Step 3: Cross multiply
    22,975.60x = 34,495.80 × 14,227.60
  4. Step 4: Simplify right side
    22,975.60x = 490,792,444.08
  5. Step 5: Solve for x
    x = 490,792,444.08/22,975.60
  6. Step 6: Final answer
    x = 21,361.46

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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.