Home / 27,343.09-40,922.02-16,819.77

Finding the Fourth Proportional to 27,343.09, 40,922.02 and 16,819.77

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Solution

The fourth proportional to 27,343.09, 40,922.02 and 16,819.77 is: 25,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.09 : 40,922.02 = 16,819.77 : x
  2. Step 2: Convert to fraction form
    27,343.09/40,922.02 = 16,819.77/x
  3. Step 3: Cross multiply
    27,343.09x = 40,922.02 × 16,819.77
  4. Step 4: Simplify right side
    27,343.09x = 688,298,964.34
  5. Step 5: Solve for x
    x = 688,298,964.34/27,343.09
  6. Step 6: Final answer
    x = 25,172.68

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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.