Home / 12,482.43-17,225.86-7,104.60

Finding the Fourth Proportional to 12,482.43, 17,225.86 and 7,104.60

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Solution

The fourth proportional to 12,482.43, 17,225.86 and 7,104.60 is: 9,804.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.43 : 17,225.86 = 7,104.60 : x
  2. Step 2: Convert to fraction form
    12,482.43/17,225.86 = 7,104.60/x
  3. Step 3: Cross multiply
    12,482.43x = 17,225.86 × 7,104.60
  4. Step 4: Simplify right side
    12,482.43x = 122,382,789.24
  5. Step 5: Solve for x
    x = 122,382,789.24/12,482.43
  6. Step 6: Final answer
    x = 9,804.41

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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.