Home / 23,043.73-31,791.65-13,480.57

Finding the Fourth Proportional to 23,043.73, 31,791.65 and 13,480.57

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Solution

The fourth proportional to 23,043.73, 31,791.65 and 13,480.57 is: 18,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,043.73 : 31,791.65 = 13,480.57 : x
  2. Step 2: Convert to fraction form
    23,043.73/31,791.65 = 13,480.57/x
  3. Step 3: Cross multiply
    23,043.73x = 31,791.65 × 13,480.57
  4. Step 4: Simplify right side
    23,043.73x = 428,569,563.24
  5. Step 5: Solve for x
    x = 428,569,563.24/23,043.73
  6. Step 6: Final answer
    x = 18,598.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.