Home / 27,817.76-38,388.58-15,070.97

Finding the Fourth Proportional to 27,817.76, 38,388.58 and 15,070.97

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Solution

The fourth proportional to 27,817.76, 38,388.58 and 15,070.97 is: 20,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.76 : 38,388.58 = 15,070.97 : x
  2. Step 2: Convert to fraction form
    27,817.76/38,388.58 = 15,070.97/x
  3. Step 3: Cross multiply
    27,817.76x = 38,388.58 × 15,070.97
  4. Step 4: Simplify right side
    27,817.76x = 578,553,195.82
  5. Step 5: Solve for x
    x = 578,553,195.82/27,817.76
  6. Step 6: Final answer
    x = 20,797.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.