Home / 17,613.94-26,432.36-7,628.43

Finding the Fourth Proportional to 17,613.94, 26,432.36 and 7,628.43

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Solution

The fourth proportional to 17,613.94, 26,432.36 and 7,628.43 is: 11,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.94 : 26,432.36 = 7,628.43 : x
  2. Step 2: Convert to fraction form
    17,613.94/26,432.36 = 7,628.43/x
  3. Step 3: Cross multiply
    17,613.94x = 26,432.36 × 7,628.43
  4. Step 4: Simplify right side
    17,613.94x = 201,637,402.89
  5. Step 5: Solve for x
    x = 201,637,402.89/17,613.94
  6. Step 6: Final answer
    x = 11,447.61

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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.