Home / 31,240.35-46,830.42-11,508.12

Finding the Fourth Proportional to 31,240.35, 46,830.42 and 11,508.12

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Solution

The fourth proportional to 31,240.35, 46,830.42 and 11,508.12 is: 17,251.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.35 : 46,830.42 = 11,508.12 : x
  2. Step 2: Convert to fraction form
    31,240.35/46,830.42 = 11,508.12/x
  3. Step 3: Cross multiply
    31,240.35x = 46,830.42 × 11,508.12
  4. Step 4: Simplify right side
    31,240.35x = 538,930,093.01
  5. Step 5: Solve for x
    x = 538,930,093.01/31,240.35
  6. Step 6: Final answer
    x = 17,251.09

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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.