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Finding the Fourth Proportional to 35,508.63, 48,981.24 and 22,757.28

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Solution

The fourth proportional to 35,508.63, 48,981.24 and 22,757.28 is: 31,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,508.63 : 48,981.24 = 22,757.28 : x
  2. Step 2: Convert to fraction form
    35,508.63/48,981.24 = 22,757.28/x
  3. Step 3: Cross multiply
    35,508.63x = 48,981.24 × 22,757.28
  4. Step 4: Simplify right side
    35,508.63x = 1,114,679,843.51
  5. Step 5: Solve for x
    x = 1,114,679,843.51/35,508.63
  6. Step 6: Final answer
    x = 31,391.80

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Why These Related Problems?

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