Home / 12,634.16-17,433.75-7,327.95

Finding the Fourth Proportional to 12,634.16, 17,433.75 and 7,327.95

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Solution

The fourth proportional to 12,634.16, 17,433.75 and 7,327.95 is: 10,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.16 : 17,433.75 = 7,327.95 : x
  2. Step 2: Convert to fraction form
    12,634.16/17,433.75 = 7,327.95/x
  3. Step 3: Cross multiply
    12,634.16x = 17,433.75 × 7,327.95
  4. Step 4: Simplify right side
    12,634.16x = 127,753,667.26
  5. Step 5: Solve for x
    x = 127,753,667.26/12,634.16
  6. Step 6: Final answer
    x = 10,111.77

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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.