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Finding the Fourth Proportional to 35,714.70, 53,574.48 and 18,179.82

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Solution

The fourth proportional to 35,714.70, 53,574.48 and 18,179.82 is: 27,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,714.70 : 53,574.48 = 18,179.82 : x
  2. Step 2: Convert to fraction form
    35,714.70/53,574.48 = 18,179.82/x
  3. Step 3: Cross multiply
    35,714.70x = 53,574.48 × 18,179.82
  4. Step 4: Simplify right side
    35,714.70x = 973,974,402.99
  5. Step 5: Solve for x
    x = 973,974,402.99/35,714.70
  6. Step 6: Final answer
    x = 27,270.97

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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.