Home / 25,609.75-35,341.61-14,279.97

Finding the Fourth Proportional to 25,609.75, 35,341.61 and 14,279.97

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Solution

The fourth proportional to 25,609.75, 35,341.61 and 14,279.97 is: 19,706.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.75 : 35,341.61 = 14,279.97 : x
  2. Step 2: Convert to fraction form
    25,609.75/35,341.61 = 14,279.97/x
  3. Step 3: Cross multiply
    25,609.75x = 35,341.61 × 14,279.97
  4. Step 4: Simplify right side
    25,609.75x = 504,677,130.55
  5. Step 5: Solve for x
    x = 504,677,130.55/25,609.75
  6. Step 6: Final answer
    x = 19,706.45

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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.