Home / 62,553.15-93,839.44-21,009.87

Finding the Fourth Proportional to 62,553.15, 93,839.44 and 21,009.87

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Solution

The fourth proportional to 62,553.15, 93,839.44 and 21,009.87 is: 31,518.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,553.15 : 93,839.44 = 21,009.87 : x
  2. Step 2: Convert to fraction form
    62,553.15/93,839.44 = 21,009.87/x
  3. Step 3: Cross multiply
    62,553.15x = 93,839.44 × 21,009.87
  4. Step 4: Simplify right side
    62,553.15x = 1,971,554,435.27
  5. Step 5: Solve for x
    x = 1,971,554,435.27/62,553.15
  6. Step 6: Final answer
    x = 31,518.07

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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.