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Finding the Fourth Proportional to 34,898.94, 48,159.45 and 18,982.98

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Solution

The fourth proportional to 34,898.94, 48,159.45 and 18,982.98 is: 26,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.94 : 48,159.45 = 18,982.98 : x
  2. Step 2: Convert to fraction form
    34,898.94/48,159.45 = 18,982.98/x
  3. Step 3: Cross multiply
    34,898.94x = 48,159.45 × 18,982.98
  4. Step 4: Simplify right side
    34,898.94x = 914,209,876.16
  5. Step 5: Solve for x
    x = 914,209,876.16/34,898.94
  6. Step 6: Final answer
    x = 26,195.92

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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.