Home / 31,212.39-46,796.70-11,488.38

Finding the Fourth Proportional to 31,212.39, 46,796.70 and 11,488.38

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Solution

The fourth proportional to 31,212.39, 46,796.70 and 11,488.38 is: 17,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,212.39 : 46,796.70 = 11,488.38 : x
  2. Step 2: Convert to fraction form
    31,212.39/46,796.70 = 11,488.38/x
  3. Step 3: Cross multiply
    31,212.39x = 46,796.70 × 11,488.38
  4. Step 4: Simplify right side
    31,212.39x = 537,618,272.35
  5. Step 5: Solve for x
    x = 537,618,272.35/31,212.39
  6. Step 6: Final answer
    x = 17,224.51

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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.