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Finding the Fourth Proportional to 35,305.20, 52,957.76 and 9,009.94

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Solution

The fourth proportional to 35,305.20, 52,957.76 and 9,009.94 is: 13,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.20 : 52,957.76 = 9,009.94 : x
  2. Step 2: Convert to fraction form
    35,305.20/52,957.76 = 9,009.94/x
  3. Step 3: Cross multiply
    35,305.20x = 52,957.76 × 9,009.94
  4. Step 4: Simplify right side
    35,305.20x = 477,146,240.13
  5. Step 5: Solve for x
    x = 477,146,240.13/35,305.20
  6. Step 6: Final answer
    x = 13,514.90

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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.