Home / 25,141.12-37,633.92-21,408.64

Finding the Fourth Proportional to 25,141.12, 37,633.92 and 21,408.64

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Solution

The fourth proportional to 25,141.12, 37,633.92 and 21,408.64 is: 32,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.12 : 37,633.92 = 21,408.64 : x
  2. Step 2: Convert to fraction form
    25,141.12/37,633.92 = 21,408.64/x
  3. Step 3: Cross multiply
    25,141.12x = 37,633.92 × 21,408.64
  4. Step 4: Simplify right side
    25,141.12x = 805,691,045.07
  5. Step 5: Solve for x
    x = 805,691,045.07/25,141.12
  6. Step 6: Final answer
    x = 32,046.74

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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.