Home / 14,736.18-20,310.30-12,835.92

Finding the Fourth Proportional to 14,736.18, 20,310.30 and 12,835.92

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Solution

The fourth proportional to 14,736.18, 20,310.30 and 12,835.92 is: 17,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,736.18 : 20,310.30 = 12,835.92 : x
  2. Step 2: Convert to fraction form
    14,736.18/20,310.30 = 12,835.92/x
  3. Step 3: Cross multiply
    14,736.18x = 20,310.30 × 12,835.92
  4. Step 4: Simplify right side
    14,736.18x = 260,701,385.98
  5. Step 5: Solve for x
    x = 260,701,385.98/14,736.18
  6. Step 6: Final answer
    x = 17,691.25

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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.