Home / 51,080.76-76,457.25-27,328.89

Finding the Fourth Proportional to 51,080.76, 76,457.25 and 27,328.89

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Solution

The fourth proportional to 51,080.76, 76,457.25 and 27,328.89 is: 40,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,080.76 : 76,457.25 = 27,328.89 : x
  2. Step 2: Convert to fraction form
    51,080.76/76,457.25 = 27,328.89/x
  3. Step 3: Cross multiply
    51,080.76x = 76,457.25 × 27,328.89
  4. Step 4: Simplify right side
    51,080.76x = 2,089,491,774.95
  5. Step 5: Solve for x
    x = 2,089,491,774.95/51,080.76
  6. Step 6: Final answer
    x = 40,905.65

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1.5x scale

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.