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Finding the Fourth Proportional to 35,878.34, 53,797.26 and 17,162.88

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Solution

The fourth proportional to 35,878.34, 53,797.26 and 17,162.88 is: 25,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878.34 : 53,797.26 = 17,162.88 : x
  2. Step 2: Convert to fraction form
    35,878.34/53,797.26 = 17,162.88/x
  3. Step 3: Cross multiply
    35,878.34x = 53,797.26 × 17,162.88
  4. Step 4: Simplify right side
    35,878.34x = 923,315,917.71
  5. Step 5: Solve for x
    x = 923,315,917.71/35,878.34
  6. Step 6: Final answer
    x = 25,734.63

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1.5x scale

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.