Home / 25,640.28-35,334.72-17,668.08

Finding the Fourth Proportional to 25,640.28, 35,334.72 and 17,668.08

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Solution

The fourth proportional to 25,640.28, 35,334.72 and 17,668.08 is: 24,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,640.28 : 35,334.72 = 17,668.08 : x
  2. Step 2: Convert to fraction form
    25,640.28/35,334.72 = 17,668.08/x
  3. Step 3: Cross multiply
    25,640.28x = 35,334.72 × 17,668.08
  4. Step 4: Simplify right side
    25,640.28x = 624,296,659.74
  5. Step 5: Solve for x
    x = 624,296,659.74/25,640.28
  6. Step 6: Final answer
    x = 24,348.28

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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.