Home / 31,215.96-46,822.57-9,028.84

Finding the Fourth Proportional to 31,215.96, 46,822.57 and 9,028.84

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Solution

The fourth proportional to 31,215.96, 46,822.57 and 9,028.84 is: 13,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,215.96 : 46,822.57 = 9,028.84 : x
  2. Step 2: Convert to fraction form
    31,215.96/46,822.57 = 9,028.84/x
  3. Step 3: Cross multiply
    31,215.96x = 46,822.57 × 9,028.84
  4. Step 4: Simplify right side
    31,215.96x = 422,753,492.92
  5. Step 5: Solve for x
    x = 422,753,492.92/31,215.96
  6. Step 6: Final answer
    x = 13,542.86

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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.