Home / 57,926.70-79,940.06-32,776.20

Finding the Fourth Proportional to 57,926.70, 79,940.06 and 32,776.20

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Solution

The fourth proportional to 57,926.70, 79,940.06 and 32,776.20 is: 45,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,926.70 : 79,940.06 = 32,776.20 : x
  2. Step 2: Convert to fraction form
    57,926.70/79,940.06 = 32,776.20/x
  3. Step 3: Cross multiply
    57,926.70x = 79,940.06 × 32,776.20
  4. Step 4: Simplify right side
    57,926.70x = 2,620,130,830.99
  5. Step 5: Solve for x
    x = 2,620,130,830.99/57,926.70
  6. Step 6: Final answer
    x = 45,231.84

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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.