Home / 17,239.60-25,907.84-10,220.61

Finding the Fourth Proportional to 17,239.60, 25,907.84 and 10,220.61

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Solution

The fourth proportional to 17,239.60, 25,907.84 and 10,220.61 is: 15,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.60 : 25,907.84 = 10,220.61 : x
  2. Step 2: Convert to fraction form
    17,239.60/25,907.84 = 10,220.61/x
  3. Step 3: Cross multiply
    17,239.60x = 25,907.84 × 10,220.61
  4. Step 4: Simplify right side
    17,239.60x = 264,793,928.58
  5. Step 5: Solve for x
    x = 264,793,928.58/17,239.60
  6. Step 6: Final answer
    x = 15,359.63

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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.