Home / 29,268.52-43,931.58-21,455.08

Finding the Fourth Proportional to 29,268.52, 43,931.58 and 21,455.08

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Solution

The fourth proportional to 29,268.52, 43,931.58 and 21,455.08 is: 32,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,268.52 : 43,931.58 = 21,455.08 : x
  2. Step 2: Convert to fraction form
    29,268.52/43,931.58 = 21,455.08/x
  3. Step 3: Cross multiply
    29,268.52x = 43,931.58 × 21,455.08
  4. Step 4: Simplify right side
    29,268.52x = 942,555,563.43
  5. Step 5: Solve for x
    x = 942,555,563.43/29,268.52
  6. Step 6: Final answer
    x = 32,203.73

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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.