Home / 32,661.63-45,072.18-18,514.44

Finding the Fourth Proportional to 32,661.63, 45,072.18 and 18,514.44

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Solution

The fourth proportional to 32,661.63, 45,072.18 and 18,514.44 is: 25,549.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,661.63 : 45,072.18 = 18,514.44 : x
  2. Step 2: Convert to fraction form
    32,661.63/45,072.18 = 18,514.44/x
  3. Step 3: Cross multiply
    32,661.63x = 45,072.18 × 18,514.44
  4. Step 4: Simplify right side
    32,661.63x = 834,486,172.28
  5. Step 5: Solve for x
    x = 834,486,172.28/32,661.63
  6. Step 6: Final answer
    x = 25,549.43

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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.