Home / 47,481.12-71,230.32-15,888.24

Finding the Fourth Proportional to 47,481.12, 71,230.32 and 15,888.24

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Solution

The fourth proportional to 47,481.12, 71,230.32 and 15,888.24 is: 23,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,481.12 : 71,230.32 = 15,888.24 : x
  2. Step 2: Convert to fraction form
    47,481.12/71,230.32 = 15,888.24/x
  3. Step 3: Cross multiply
    47,481.12x = 71,230.32 × 15,888.24
  4. Step 4: Simplify right side
    47,481.12x = 1,131,724,419.44
  5. Step 5: Solve for x
    x = 1,131,724,419.44/47,481.12
  6. Step 6: Final answer
    x = 23,835.25

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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.