Home / 12,634.08-17,435.76-7,330.56

Finding the Fourth Proportional to 12,634.08, 17,435.76 and 7,330.56

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Solution

The fourth proportional to 12,634.08, 17,435.76 and 7,330.56 is: 10,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.08 : 17,435.76 = 7,330.56 : x
  2. Step 2: Convert to fraction form
    12,634.08/17,435.76 = 7,330.56/x
  3. Step 3: Cross multiply
    12,634.08x = 17,435.76 × 7,330.56
  4. Step 4: Simplify right side
    12,634.08x = 127,813,884.83
  5. Step 5: Solve for x
    x = 127,813,884.83/12,634.08
  6. Step 6: Final answer
    x = 10,116.60

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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.