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Finding the Fourth Proportional to 32,965.29, 45,491.04 and 18,625.71

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Solution

The fourth proportional to 32,965.29, 45,491.04 and 18,625.71 is: 25,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.29 : 45,491.04 = 18,625.71 : x
  2. Step 2: Convert to fraction form
    32,965.29/45,491.04 = 18,625.71/x
  3. Step 3: Cross multiply
    32,965.29x = 45,491.04 × 18,625.71
  4. Step 4: Simplify right side
    32,965.29x = 847,302,918.64
  5. Step 5: Solve for x
    x = 847,302,918.64/32,965.29
  6. Step 6: Final answer
    x = 25,702.88

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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.