Home / 47,470.25-71,205.53-17,880.14

Finding the Fourth Proportional to 47,470.25, 71,205.53 and 17,880.14

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Solution

The fourth proportional to 47,470.25, 71,205.53 and 17,880.14 is: 26,820.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,470.25 : 71,205.53 = 17,880.14 : x
  2. Step 2: Convert to fraction form
    47,470.25/71,205.53 = 17,880.14/x
  3. Step 3: Cross multiply
    47,470.25x = 71,205.53 × 17,880.14
  4. Step 4: Simplify right side
    47,470.25x = 1,273,164,399.75
  5. Step 5: Solve for x
    x = 1,273,164,399.75/47,470.25
  6. Step 6: Final answer
    x = 26,820.26

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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.