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Finding the Fourth Proportional to 47,281.92, 65,237.76 and 26,859.48

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Solution

The fourth proportional to 47,281.92, 65,237.76 and 26,859.48 is: 37,059.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,281.92 : 65,237.76 = 26,859.48 : x
  2. Step 2: Convert to fraction form
    47,281.92/65,237.76 = 26,859.48/x
  3. Step 3: Cross multiply
    47,281.92x = 65,237.76 × 26,859.48
  4. Step 4: Simplify right side
    47,281.92x = 1,752,252,309.96
  5. Step 5: Solve for x
    x = 1,752,252,309.96/47,281.92
  6. Step 6: Final answer
    x = 37,059.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.