Home / 29,679.41-40,960.69-17,587.13

Finding the Fourth Proportional to 29,679.41, 40,960.69 and 17,587.13

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Solution

The fourth proportional to 29,679.41, 40,960.69 and 17,587.13 is: 24,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.41 : 40,960.69 = 17,587.13 : x
  2. Step 2: Convert to fraction form
    29,679.41/40,960.69 = 17,587.13/x
  3. Step 3: Cross multiply
    29,679.41x = 40,960.69 × 17,587.13
  4. Step 4: Simplify right side
    29,679.41x = 720,380,731.15
  5. Step 5: Solve for x
    x = 720,380,731.15/29,679.41
  6. Step 6: Final answer
    x = 24,272.07

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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.