Home / 47,141.73-70,778.21-23,784.57

Finding the Fourth Proportional to 47,141.73, 70,778.21 and 23,784.57

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Solution

The fourth proportional to 47,141.73, 70,778.21 and 23,784.57 is: 35,709.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,141.73 : 70,778.21 = 23,784.57 : x
  2. Step 2: Convert to fraction form
    47,141.73/70,778.21 = 23,784.57/x
  3. Step 3: Cross multiply
    47,141.73x = 70,778.21 × 23,784.57
  4. Step 4: Simplify right side
    47,141.73x = 1,683,429,171.30
  5. Step 5: Solve for x
    x = 1,683,429,171.30/47,141.73
  6. Step 6: Final answer
    x = 35,709.96

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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.