Home / 25,222-37,829.61-10,428.88

Finding the Fourth Proportional to 25,222, 37,829.61 and 10,428.88

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Solution

The fourth proportional to 25,222, 37,829.61 and 10,428.88 is: 15,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,222 : 37,829.61 = 10,428.88 : x
  2. Step 2: Convert to fraction form
    25,222/37,829.61 = 10,428.88/x
  3. Step 3: Cross multiply
    25,222x = 37,829.61 × 10,428.88
  4. Step 4: Simplify right side
    25,222x = 394,520,463.14
  5. Step 5: Solve for x
    x = 394,520,463.14/25,222
  6. Step 6: Final answer
    x = 15,641.92

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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.