Home / 31,249.59-46,827.40-12,511.05

Finding the Fourth Proportional to 31,249.59, 46,827.40 and 12,511.05

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Solution

The fourth proportional to 31,249.59, 46,827.40 and 12,511.05 is: 18,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,249.59 : 46,827.40 = 12,511.05 : x
  2. Step 2: Convert to fraction form
    31,249.59/46,827.40 = 12,511.05/x
  3. Step 3: Cross multiply
    31,249.59x = 46,827.40 × 12,511.05
  4. Step 4: Simplify right side
    31,249.59x = 585,859,942.77
  5. Step 5: Solve for x
    x = 585,859,942.77/31,249.59
  6. Step 6: Final answer
    x = 18,747.76

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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.