Home / 43,225.42-64,857.20-18,282.68

Finding the Fourth Proportional to 43,225.42, 64,857.20 and 18,282.68

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Solution

The fourth proportional to 43,225.42, 64,857.20 and 18,282.68 is: 27,432.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.42 : 64,857.20 = 18,282.68 : x
  2. Step 2: Convert to fraction form
    43,225.42/64,857.20 = 18,282.68/x
  3. Step 3: Cross multiply
    43,225.42x = 64,857.20 × 18,282.68
  4. Step 4: Simplify right side
    43,225.42x = 1,185,763,433.30
  5. Step 5: Solve for x
    x = 1,185,763,433.30/43,225.42
  6. Step 6: Final answer
    x = 27,432.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.