Home / 47,907.42-71,861.14-18,334.32

Finding the Fourth Proportional to 47,907.42, 71,861.14 and 18,334.32

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Solution

The fourth proportional to 47,907.42, 71,861.14 and 18,334.32 is: 27,501.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.42 : 71,861.14 = 18,334.32 : x
  2. Step 2: Convert to fraction form
    47,907.42/71,861.14 = 18,334.32/x
  3. Step 3: Cross multiply
    47,907.42x = 71,861.14 × 18,334.32
  4. Step 4: Simplify right side
    47,907.42x = 1,317,525,136.32
  5. Step 5: Solve for x
    x = 1,317,525,136.32/47,907.42
  6. Step 6: Final answer
    x = 27,501.48

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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.