Home / 12,035.40-16,613.40-10,774.17

Finding the Fourth Proportional to 12,035.40, 16,613.40 and 10,774.17

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Solution

The fourth proportional to 12,035.40, 16,613.40 and 10,774.17 is: 14,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.40 : 16,613.40 = 10,774.17 : x
  2. Step 2: Convert to fraction form
    12,035.40/16,613.40 = 10,774.17/x
  3. Step 3: Cross multiply
    12,035.40x = 16,613.40 × 10,774.17
  4. Step 4: Simplify right side
    12,035.40x = 178,995,595.88
  5. Step 5: Solve for x
    x = 178,995,595.88/12,035.40
  6. Step 6: Final answer
    x = 14,872.43

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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.