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Finding the Fourth Proportional to 40,495.80, 60,722.10 and 17,095.80

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Solution

The fourth proportional to 40,495.80, 60,722.10 and 17,095.80 is: 25,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,495.80 : 60,722.10 = 17,095.80 : x
  2. Step 2: Convert to fraction form
    40,495.80/60,722.10 = 17,095.80/x
  3. Step 3: Cross multiply
    40,495.80x = 60,722.10 × 17,095.80
  4. Step 4: Simplify right side
    40,495.80x = 1,038,092,877.18
  5. Step 5: Solve for x
    x = 1,038,092,877.18/40,495.80
  6. Step 6: Final answer
    x = 25,634.58

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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.