Home / 47,591.46-71,396.19-19,130.63

Finding the Fourth Proportional to 47,591.46, 71,396.19 and 19,130.63

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Solution

The fourth proportional to 47,591.46, 71,396.19 and 19,130.63 is: 28,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.46 : 71,396.19 = 19,130.63 : x
  2. Step 2: Convert to fraction form
    47,591.46/71,396.19 = 19,130.63/x
  3. Step 3: Cross multiply
    47,591.46x = 71,396.19 × 19,130.63
  4. Step 4: Simplify right side
    47,591.46x = 1,365,853,737.32
  5. Step 5: Solve for x
    x = 1,365,853,737.32/47,591.46
  6. Step 6: Final answer
    x = 28,699.56

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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.