Home / 15,080.02-22,620.76-5,719.30

Finding the Fourth Proportional to 15,080.02, 22,620.76 and 5,719.30

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Solution

The fourth proportional to 15,080.02, 22,620.76 and 5,719.30 is: 8,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,080.02 : 22,620.76 = 5,719.30 : x
  2. Step 2: Convert to fraction form
    15,080.02/22,620.76 = 5,719.30/x
  3. Step 3: Cross multiply
    15,080.02x = 22,620.76 × 5,719.30
  4. Step 4: Simplify right side
    15,080.02x = 129,374,912.67
  5. Step 5: Solve for x
    x = 129,374,912.67/15,080.02
  6. Step 6: Final answer
    x = 8,579.23

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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.