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Finding the Fourth Proportional to 32,991.39, 45,536.04 and 18,852.48

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Solution

The fourth proportional to 32,991.39, 45,536.04 and 18,852.48 is: 26,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.39 : 45,536.04 = 18,852.48 : x
  2. Step 2: Convert to fraction form
    32,991.39/45,536.04 = 18,852.48/x
  3. Step 3: Cross multiply
    32,991.39x = 45,536.04 × 18,852.48
  4. Step 4: Simplify right side
    32,991.39x = 858,467,283.38
  5. Step 5: Solve for x
    x = 858,467,283.38/32,991.39
  6. Step 6: Final answer
    x = 26,020.95

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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.