Home / 31,563.52-43,557.84-17,223.19

Finding the Fourth Proportional to 31,563.52, 43,557.84 and 17,223.19

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Solution

The fourth proportional to 31,563.52, 43,557.84 and 17,223.19 is: 23,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,563.52 : 43,557.84 = 17,223.19 : x
  2. Step 2: Convert to fraction form
    31,563.52/43,557.84 = 17,223.19/x
  3. Step 3: Cross multiply
    31,563.52x = 43,557.84 × 17,223.19
  4. Step 4: Simplify right side
    31,563.52x = 750,204,736.52
  5. Step 5: Solve for x
    x = 750,204,736.52/31,563.52
  6. Step 6: Final answer
    x = 23,768.10

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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.