Home / 31,193.64-43,047.72-17,047.26

Finding the Fourth Proportional to 31,193.64, 43,047.72 and 17,047.26

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Solution

The fourth proportional to 31,193.64, 43,047.72 and 17,047.26 is: 23,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193.64 : 43,047.72 = 17,047.26 : x
  2. Step 2: Convert to fraction form
    31,193.64/43,047.72 = 17,047.26/x
  3. Step 3: Cross multiply
    31,193.64x = 43,047.72 × 17,047.26
  4. Step 4: Simplify right side
    31,193.64x = 733,845,675.25
  5. Step 5: Solve for x
    x = 733,845,675.25/31,193.64
  6. Step 6: Final answer
    x = 23,525.49

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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.