Home / 12,634.56-17,433.60-7,045.92

Finding the Fourth Proportional to 12,634.56, 17,433.60 and 7,045.92

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Solution

The fourth proportional to 12,634.56, 17,433.60 and 7,045.92 is: 9,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.56 : 17,433.60 = 7,045.92 : x
  2. Step 2: Convert to fraction form
    12,634.56/17,433.60 = 7,045.92/x
  3. Step 3: Cross multiply
    12,634.56x = 17,433.60 × 7,045.92
  4. Step 4: Simplify right side
    12,634.56x = 122,835,750.91
  5. Step 5: Solve for x
    x = 122,835,750.91/12,634.56
  6. Step 6: Final answer
    x = 9,722.20

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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.