Home / 13,367.46-18,454.06-12,484.02

Finding the Fourth Proportional to 13,367.46, 18,454.06 and 12,484.02

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Solution

The fourth proportional to 13,367.46, 18,454.06 and 12,484.02 is: 17,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.46 : 18,454.06 = 12,484.02 : x
  2. Step 2: Convert to fraction form
    13,367.46/18,454.06 = 12,484.02/x
  3. Step 3: Cross multiply
    13,367.46x = 18,454.06 × 12,484.02
  4. Step 4: Simplify right side
    13,367.46x = 230,380,854.12
  5. Step 5: Solve for x
    x = 230,380,854.12/13,367.46
  6. Step 6: Final answer
    x = 17,234.45

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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.