Home / 56,492.20-84,722.10-17,039.80

Finding the Fourth Proportional to 56,492.20, 84,722.10 and 17,039.80

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Solution

The fourth proportional to 56,492.20, 84,722.10 and 17,039.80 is: 25,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,492.20 : 84,722.10 = 17,039.80 : x
  2. Step 2: Convert to fraction form
    56,492.20/84,722.10 = 17,039.80/x
  3. Step 3: Cross multiply
    56,492.20x = 84,722.10 × 17,039.80
  4. Step 4: Simplify right side
    56,492.20x = 1,443,647,639.58
  5. Step 5: Solve for x
    x = 1,443,647,639.58/56,492.20
  6. Step 6: Final answer
    x = 25,554.81

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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.