Home / 55,353.48-83,021.28-15,901.62

Finding the Fourth Proportional to 55,353.48, 83,021.28 and 15,901.62

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Solution

The fourth proportional to 55,353.48, 83,021.28 and 15,901.62 is: 23,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,353.48 : 83,021.28 = 15,901.62 : x
  2. Step 2: Convert to fraction form
    55,353.48/83,021.28 = 15,901.62/x
  3. Step 3: Cross multiply
    55,353.48x = 83,021.28 × 15,901.62
  4. Step 4: Simplify right side
    55,353.48x = 1,320,172,846.47
  5. Step 5: Solve for x
    x = 1,320,172,846.47/55,353.48
  6. Step 6: Final answer
    x = 23,849.86

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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.