Home / 18,185.04-25,069.03-12,042.47

Finding the Fourth Proportional to 18,185.04, 25,069.03 and 12,042.47

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Solution

The fourth proportional to 18,185.04, 25,069.03 and 12,042.47 is: 16,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.04 : 25,069.03 = 12,042.47 : x
  2. Step 2: Convert to fraction form
    18,185.04/25,069.03 = 12,042.47/x
  3. Step 3: Cross multiply
    18,185.04x = 25,069.03 × 12,042.47
  4. Step 4: Simplify right side
    18,185.04x = 301,893,074.27
  5. Step 5: Solve for x
    x = 301,893,074.27/18,185.04
  6. Step 6: Final answer
    x = 16,601.18

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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.