Home / 54,754.02-82,131.17-15,311.07

Finding the Fourth Proportional to 54,754.02, 82,131.17 and 15,311.07

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Solution

The fourth proportional to 54,754.02, 82,131.17 and 15,311.07 is: 22,966.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,754.02 : 82,131.17 = 15,311.07 : x
  2. Step 2: Convert to fraction form
    54,754.02/82,131.17 = 15,311.07/x
  3. Step 3: Cross multiply
    54,754.02x = 82,131.17 × 15,311.07
  4. Step 4: Simplify right side
    54,754.02x = 1,257,516,093.05
  5. Step 5: Solve for x
    x = 1,257,516,093.05/54,754.02
  6. Step 6: Final answer
    x = 22,966.64

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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.