Home / 18,876.14-28,306.92-9,010.34

Finding the Fourth Proportional to 18,876.14, 28,306.92 and 9,010.34

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Solution

The fourth proportional to 18,876.14, 28,306.92 and 9,010.34 is: 13,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876.14 : 28,306.92 = 9,010.34 : x
  2. Step 2: Convert to fraction form
    18,876.14/28,306.92 = 9,010.34/x
  3. Step 3: Cross multiply
    18,876.14x = 28,306.92 × 9,010.34
  4. Step 4: Simplify right side
    18,876.14x = 255,054,973.55
  5. Step 5: Solve for x
    x = 255,054,973.55/18,876.14
  6. Step 6: Final answer
    x = 13,512.03

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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.