Home / 39,040.25-58,553.78-10,953.86

Finding the Fourth Proportional to 39,040.25, 58,553.78 and 10,953.86

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Solution

The fourth proportional to 39,040.25, 58,553.78 and 10,953.86 is: 16,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.25 : 58,553.78 = 10,953.86 : x
  2. Step 2: Convert to fraction form
    39,040.25/58,553.78 = 10,953.86/x
  3. Step 3: Cross multiply
    39,040.25x = 58,553.78 × 10,953.86
  4. Step 4: Simplify right side
    39,040.25x = 641,389,561.05
  5. Step 5: Solve for x
    x = 641,389,561.05/39,040.25
  6. Step 6: Final answer
    x = 16,428.93

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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.