Home / 32,651.33-45,055.68-18,311.74

Finding the Fourth Proportional to 32,651.33, 45,055.68 and 18,311.74

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Solution

The fourth proportional to 32,651.33, 45,055.68 and 18,311.74 is: 25,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651.33 : 45,055.68 = 18,311.74 : x
  2. Step 2: Convert to fraction form
    32,651.33/45,055.68 = 18,311.74/x
  3. Step 3: Cross multiply
    32,651.33x = 45,055.68 × 18,311.74
  4. Step 4: Simplify right side
    32,651.33x = 825,047,785.04
  5. Step 5: Solve for x
    x = 825,047,785.04/32,651.33
  6. Step 6: Final answer
    x = 25,268.43

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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.