Home / 14,013.44-19,314.08-12,209.64

Finding the Fourth Proportional to 14,013.44, 19,314.08 and 12,209.64

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Solution

The fourth proportional to 14,013.44, 19,314.08 and 12,209.64 is: 16,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.44 : 19,314.08 = 12,209.64 : x
  2. Step 2: Convert to fraction form
    14,013.44/19,314.08 = 12,209.64/x
  3. Step 3: Cross multiply
    14,013.44x = 19,314.08 × 12,209.64
  4. Step 4: Simplify right side
    14,013.44x = 235,817,876.04
  5. Step 5: Solve for x
    x = 235,817,876.04/14,013.44
  6. Step 6: Final answer
    x = 16,827.98

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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.