Home / 14,680.11-20,269.64-9,022.66

Finding the Fourth Proportional to 14,680.11, 20,269.64 and 9,022.66

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Solution

The fourth proportional to 14,680.11, 20,269.64 and 9,022.66 is: 12,458.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.11 : 20,269.64 = 9,022.66 : x
  2. Step 2: Convert to fraction form
    14,680.11/20,269.64 = 9,022.66/x
  3. Step 3: Cross multiply
    14,680.11x = 20,269.64 × 9,022.66
  4. Step 4: Simplify right side
    14,680.11x = 182,886,070.04
  5. Step 5: Solve for x
    x = 182,886,070.04/14,680.11
  6. Step 6: Final answer
    x = 12,458.09

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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.