Home / 31,021.53-46,531.57-9,961.53

Finding the Fourth Proportional to 31,021.53, 46,531.57 and 9,961.53

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Solution

The fourth proportional to 31,021.53, 46,531.57 and 9,961.53 is: 14,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,021.53 : 46,531.57 = 9,961.53 : x
  2. Step 2: Convert to fraction form
    31,021.53/46,531.57 = 9,961.53/x
  3. Step 3: Cross multiply
    31,021.53x = 46,531.57 × 9,961.53
  4. Step 4: Simplify right side
    31,021.53x = 463,525,348.04
  5. Step 5: Solve for x
    x = 463,525,348.04/31,021.53
  6. Step 6: Final answer
    x = 14,942.06

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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.