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Finding the Fourth Proportional to 54,706.25, 82,059.40 and 17,270.12

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Solution

The fourth proportional to 54,706.25, 82,059.40 and 17,270.12 is: 25,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706.25 : 82,059.40 = 17,270.12 : x
  2. Step 2: Convert to fraction form
    54,706.25/82,059.40 = 17,270.12/x
  3. Step 3: Cross multiply
    54,706.25x = 82,059.40 × 17,270.12
  4. Step 4: Simplify right side
    54,706.25x = 1,417,175,685.13
  5. Step 5: Solve for x
    x = 1,417,175,685.13/54,706.25
  6. Step 6: Final answer
    x = 25,905.19

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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.