Home / 12,371.79-17,060.27-8,599.22

Finding the Fourth Proportional to 12,371.79, 17,060.27 and 8,599.22

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Solution

The fourth proportional to 12,371.79, 17,060.27 and 8,599.22 is: 11,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.79 : 17,060.27 = 8,599.22 : x
  2. Step 2: Convert to fraction form
    12,371.79/17,060.27 = 8,599.22/x
  3. Step 3: Cross multiply
    12,371.79x = 17,060.27 × 8,599.22
  4. Step 4: Simplify right side
    12,371.79x = 146,704,951.19
  5. Step 5: Solve for x
    x = 146,704,951.19/12,371.79
  6. Step 6: Final answer
    x = 11,858.02

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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.