Home / 14,712.42-20,291.67-12,204.66

Finding the Fourth Proportional to 14,712.42, 20,291.67 and 12,204.66

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Solution

The fourth proportional to 14,712.42, 20,291.67 and 12,204.66 is: 16,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,712.42 : 20,291.67 = 12,204.66 : x
  2. Step 2: Convert to fraction form
    14,712.42/20,291.67 = 12,204.66/x
  3. Step 3: Cross multiply
    14,712.42x = 20,291.67 × 12,204.66
  4. Step 4: Simplify right side
    14,712.42x = 247,652,933.18
  5. Step 5: Solve for x
    x = 247,652,933.18/14,712.42
  6. Step 6: Final answer
    x = 16,832.92

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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.