Home / 14,523.80-21,753.30-11,210.90

Finding the Fourth Proportional to 14,523.80, 21,753.30 and 11,210.90

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Solution

The fourth proportional to 14,523.80, 21,753.30 and 11,210.90 is: 16,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.80 : 21,753.30 = 11,210.90 : x
  2. Step 2: Convert to fraction form
    14,523.80/21,753.30 = 11,210.90/x
  3. Step 3: Cross multiply
    14,523.80x = 21,753.30 × 11,210.90
  4. Step 4: Simplify right side
    14,523.80x = 243,874,070.97
  5. Step 5: Solve for x
    x = 243,874,070.97/14,523.80
  6. Step 6: Final answer
    x = 16,791.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.