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Finding the Fourth Proportional to 47,898.12, 71,880.06 and 16,733.40

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Solution

The fourth proportional to 47,898.12, 71,880.06 and 16,733.40 is: 25,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,898.12 : 71,880.06 = 16,733.40 : x
  2. Step 2: Convert to fraction form
    47,898.12/71,880.06 = 16,733.40/x
  3. Step 3: Cross multiply
    47,898.12x = 71,880.06 × 16,733.40
  4. Step 4: Simplify right side
    47,898.12x = 1,202,797,796.00
  5. Step 5: Solve for x
    x = 1,202,797,796.00/47,898.12
  6. Step 6: Final answer
    x = 25,111.59

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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.