Home / 47,441.68-71,100.77-19,328.80

Finding the Fourth Proportional to 47,441.68, 71,100.77 and 19,328.80

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Solution

The fourth proportional to 47,441.68, 71,100.77 and 19,328.80 is: 28,968.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,441.68 : 71,100.77 = 19,328.80 : x
  2. Step 2: Convert to fraction form
    47,441.68/71,100.77 = 19,328.80/x
  3. Step 3: Cross multiply
    47,441.68x = 71,100.77 × 19,328.80
  4. Step 4: Simplify right side
    47,441.68x = 1,374,292,563.18
  5. Step 5: Solve for x
    x = 1,374,292,563.18/47,441.68
  6. Step 6: Final answer
    x = 28,968.04

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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.