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Finding the Fourth Proportional to 35,673.76, 53,432.34 and 29,419.48

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Solution

The fourth proportional to 35,673.76, 53,432.34 and 29,419.48 is: 44,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.76 : 53,432.34 = 29,419.48 : x
  2. Step 2: Convert to fraction form
    35,673.76/53,432.34 = 29,419.48/x
  3. Step 3: Cross multiply
    35,673.76x = 53,432.34 × 29,419.48
  4. Step 4: Simplify right side
    35,673.76x = 1,571,951,657.98
  5. Step 5: Solve for x
    x = 1,571,951,657.98/35,673.76
  6. Step 6: Final answer
    x = 44,064.65

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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.