Home / 12,734.35-17,572.55-7,701.34

Finding the Fourth Proportional to 12,734.35, 17,572.55 and 7,701.34

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Solution

The fourth proportional to 12,734.35, 17,572.55 and 7,701.34 is: 10,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.35 : 17,572.55 = 7,701.34 : x
  2. Step 2: Convert to fraction form
    12,734.35/17,572.55 = 7,701.34/x
  3. Step 3: Cross multiply
    12,734.35x = 17,572.55 × 7,701.34
  4. Step 4: Simplify right side
    12,734.35x = 135,332,182.22
  5. Step 5: Solve for x
    x = 135,332,182.22/12,734.35
  6. Step 6: Final answer
    x = 10,627.33

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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.