Home / 18,746.42-25,843.37-12,770.44

Finding the Fourth Proportional to 18,746.42, 25,843.37 and 12,770.44

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Solution

The fourth proportional to 18,746.42, 25,843.37 and 12,770.44 is: 17,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.42 : 25,843.37 = 12,770.44 : x
  2. Step 2: Convert to fraction form
    18,746.42/25,843.37 = 12,770.44/x
  3. Step 3: Cross multiply
    18,746.42x = 25,843.37 × 12,770.44
  4. Step 4: Simplify right side
    18,746.42x = 330,031,294.72
  5. Step 5: Solve for x
    x = 330,031,294.72/18,746.42
  6. Step 6: Final answer
    x = 17,605.03

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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.