Home / 32,729.57-45,167.10-18,582.71

Finding the Fourth Proportional to 32,729.57, 45,167.10 and 18,582.71

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Solution

The fourth proportional to 32,729.57, 45,167.10 and 18,582.71 is: 25,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,729.57 : 45,167.10 = 18,582.71 : x
  2. Step 2: Convert to fraction form
    32,729.57/45,167.10 = 18,582.71/x
  3. Step 3: Cross multiply
    32,729.57x = 45,167.10 × 18,582.71
  4. Step 4: Simplify right side
    32,729.57x = 839,327,120.84
  5. Step 5: Solve for x
    x = 839,327,120.84/32,729.57
  6. Step 6: Final answer
    x = 25,644.31

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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.