Home / 14,734.77-20,333.97-8,020.39

Finding the Fourth Proportional to 14,734.77, 20,333.97 and 8,020.39

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Solution

The fourth proportional to 14,734.77, 20,333.97 and 8,020.39 is: 11,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.77 : 20,333.97 = 8,020.39 : x
  2. Step 2: Convert to fraction form
    14,734.77/20,333.97 = 8,020.39/x
  3. Step 3: Cross multiply
    14,734.77x = 20,333.97 × 8,020.39
  4. Step 4: Simplify right side
    14,734.77x = 163,086,369.65
  5. Step 5: Solve for x
    x = 163,086,369.65/14,734.77
  6. Step 6: Final answer
    x = 11,068.13

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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.