Home / 12,632.45-17,432.77-6,967.56

Finding the Fourth Proportional to 12,632.45, 17,432.77 and 6,967.56

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Solution

The fourth proportional to 12,632.45, 17,432.77 and 6,967.56 is: 9,615.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.45 : 17,432.77 = 6,967.56 : x
  2. Step 2: Convert to fraction form
    12,632.45/17,432.77 = 6,967.56/x
  3. Step 3: Cross multiply
    12,632.45x = 17,432.77 × 6,967.56
  4. Step 4: Simplify right side
    12,632.45x = 121,463,853.52
  5. Step 5: Solve for x
    x = 121,463,853.52/12,632.45
  6. Step 6: Final answer
    x = 9,615.23

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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.