Home / 12,589.64-17,376.22-9,600.14

Finding the Fourth Proportional to 12,589.64, 17,376.22 and 9,600.14

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Solution

The fourth proportional to 12,589.64, 17,376.22 and 9,600.14 is: 13,250.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589.64 : 17,376.22 = 9,600.14 : x
  2. Step 2: Convert to fraction form
    12,589.64/17,376.22 = 9,600.14/x
  3. Step 3: Cross multiply
    12,589.64x = 17,376.22 × 9,600.14
  4. Step 4: Simplify right side
    12,589.64x = 166,814,144.67
  5. Step 5: Solve for x
    x = 166,814,144.67/12,589.64
  6. Step 6: Final answer
    x = 13,250.11

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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.