Home / 17,322.84-23,895.90-12,020.76

Finding the Fourth Proportional to 17,322.84, 23,895.90 and 12,020.76

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Solution

The fourth proportional to 17,322.84, 23,895.90 and 12,020.76 is: 16,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.84 : 23,895.90 = 12,020.76 : x
  2. Step 2: Convert to fraction form
    17,322.84/23,895.90 = 12,020.76/x
  3. Step 3: Cross multiply
    17,322.84x = 23,895.90 × 12,020.76
  4. Step 4: Simplify right side
    17,322.84x = 287,246,878.88
  5. Step 5: Solve for x
    x = 287,246,878.88/17,322.84
  6. Step 6: Final answer
    x = 16,581.97

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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.