Home / 31,232.74-46,855.38-11,511.40

Finding the Fourth Proportional to 31,232.74, 46,855.38 and 11,511.40

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Solution

The fourth proportional to 31,232.74, 46,855.38 and 11,511.40 is: 17,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.74 : 46,855.38 = 11,511.40 : x
  2. Step 2: Convert to fraction form
    31,232.74/46,855.38 = 11,511.40/x
  3. Step 3: Cross multiply
    31,232.74x = 46,855.38 × 11,511.40
  4. Step 4: Simplify right side
    31,232.74x = 539,371,021.33
  5. Step 5: Solve for x
    x = 539,371,021.33/31,232.74
  6. Step 6: Final answer
    x = 17,269.41

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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.