Home / 47,470.46-71,203.25-14,190.80

Finding the Fourth Proportional to 47,470.46, 71,203.25 and 14,190.80

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Solution

The fourth proportional to 47,470.46, 71,203.25 and 14,190.80 is: 21,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,470.46 : 71,203.25 = 14,190.80 : x
  2. Step 2: Convert to fraction form
    47,470.46/71,203.25 = 14,190.80/x
  3. Step 3: Cross multiply
    47,470.46x = 71,203.25 × 14,190.80
  4. Step 4: Simplify right side
    47,470.46x = 1,010,430,759.56
  5. Step 5: Solve for x
    x = 1,010,430,759.56/47,470.46
  6. Step 6: Final answer
    x = 21,285.47

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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.