Home / 47,368.92-71,027.22-19,281.75

Finding the Fourth Proportional to 47,368.92, 71,027.22 and 19,281.75

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Solution

The fourth proportional to 47,368.92, 71,027.22 and 19,281.75 is: 28,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,368.92 : 71,027.22 = 19,281.75 : x
  2. Step 2: Convert to fraction form
    47,368.92/71,027.22 = 19,281.75/x
  3. Step 3: Cross multiply
    47,368.92x = 71,027.22 × 19,281.75
  4. Step 4: Simplify right side
    47,368.92x = 1,369,529,099.24
  5. Step 5: Solve for x
    x = 1,369,529,099.24/47,368.92
  6. Step 6: Final answer
    x = 28,911.98

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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.