Home / 55,330.54-82,983.17-15,887.34

Finding the Fourth Proportional to 55,330.54, 82,983.17 and 15,887.34

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Solution

The fourth proportional to 55,330.54, 82,983.17 and 15,887.34 is: 23,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.54 : 82,983.17 = 15,887.34 : x
  2. Step 2: Convert to fraction form
    55,330.54/82,983.17 = 15,887.34/x
  3. Step 3: Cross multiply
    55,330.54x = 82,983.17 × 15,887.34
  4. Step 4: Simplify right side
    55,330.54x = 1,318,381,836.07
  5. Step 5: Solve for x
    x = 1,318,381,836.07/55,330.54
  6. Step 6: Final answer
    x = 23,827.38

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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.