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Finding the Fourth Proportional to 32,917.26, 45,425.82 and 18,013.26

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Solution

The fourth proportional to 32,917.26, 45,425.82 and 18,013.26 is: 24,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917.26 : 45,425.82 = 18,013.26 : x
  2. Step 2: Convert to fraction form
    32,917.26/45,425.82 = 18,013.26/x
  3. Step 3: Cross multiply
    32,917.26x = 45,425.82 × 18,013.26
  4. Step 4: Simplify right side
    32,917.26x = 818,267,106.37
  5. Step 5: Solve for x
    x = 818,267,106.37/32,917.26
  6. Step 6: Final answer
    x = 24,858.30

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1.5x scale

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.