Home / 31,049.82-46,349.30-28,736.94

Finding the Fourth Proportional to 31,049.82, 46,349.30 and 28,736.94

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Solution

The fourth proportional to 31,049.82, 46,349.30 and 28,736.94 is: 42,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,049.82 : 46,349.30 = 28,736.94 : x
  2. Step 2: Convert to fraction form
    31,049.82/46,349.30 = 28,736.94/x
  3. Step 3: Cross multiply
    31,049.82x = 46,349.30 × 28,736.94
  4. Step 4: Simplify right side
    31,049.82x = 1,331,936,909.46
  5. Step 5: Solve for x
    x = 1,331,936,909.46/31,049.82
  6. Step 6: Final answer
    x = 42,896.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.