Home / 17,255.24-25,877.40-7,391.90

Finding the Fourth Proportional to 17,255.24, 25,877.40 and 7,391.90

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Solution

The fourth proportional to 17,255.24, 25,877.40 and 7,391.90 is: 11,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255.24 : 25,877.40 = 7,391.90 : x
  2. Step 2: Convert to fraction form
    17,255.24/25,877.40 = 7,391.90/x
  3. Step 3: Cross multiply
    17,255.24x = 25,877.40 × 7,391.90
  4. Step 4: Simplify right side
    17,255.24x = 191,283,153.06
  5. Step 5: Solve for x
    x = 191,283,153.06/17,255.24
  6. Step 6: Final answer
    x = 11,085.51

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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.