Home / 31,223.88-46,835.82-10,449

Finding the Fourth Proportional to 31,223.88, 46,835.82 and 10,449

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Solution

The fourth proportional to 31,223.88, 46,835.82 and 10,449 is: 15,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,223.88 : 46,835.82 = 10,449 : x
  2. Step 2: Convert to fraction form
    31,223.88/46,835.82 = 10,449/x
  3. Step 3: Cross multiply
    31,223.88x = 46,835.82 × 10,449
  4. Step 4: Simplify right side
    31,223.88x = 489,387,483.18
  5. Step 5: Solve for x
    x = 489,387,483.18/31,223.88
  6. Step 6: Final answer
    x = 15,673.50

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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.