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Finding the Fourth Proportional to 34,975.67, 48,260.95 and 19,659.17

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Solution

The fourth proportional to 34,975.67, 48,260.95 and 19,659.17 is: 27,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,975.67 : 48,260.95 = 19,659.17 : x
  2. Step 2: Convert to fraction form
    34,975.67/48,260.95 = 19,659.17/x
  3. Step 3: Cross multiply
    34,975.67x = 48,260.95 × 19,659.17
  4. Step 4: Simplify right side
    34,975.67x = 948,770,291.92
  5. Step 5: Solve for x
    x = 948,770,291.92/34,975.67
  6. Step 6: Final answer
    x = 27,126.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.