Home / 55,247.48-82,872.06-13,694.52

Finding the Fourth Proportional to 55,247.48, 82,872.06 and 13,694.52

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Solution

The fourth proportional to 55,247.48, 82,872.06 and 13,694.52 is: 20,541.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,247.48 : 82,872.06 = 13,694.52 : x
  2. Step 2: Convert to fraction form
    55,247.48/82,872.06 = 13,694.52/x
  3. Step 3: Cross multiply
    55,247.48x = 82,872.06 × 13,694.52
  4. Step 4: Simplify right side
    55,247.48x = 1,134,893,083.11
  5. Step 5: Solve for x
    x = 1,134,893,083.11/55,247.48
  6. Step 6: Final answer
    x = 20,541.99

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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.