Home / 14,997.03-20,696.10-8,282.64

Finding the Fourth Proportional to 14,997.03, 20,696.10 and 8,282.64

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Solution

The fourth proportional to 14,997.03, 20,696.10 and 8,282.64 is: 11,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,997.03 : 20,696.10 = 8,282.64 : x
  2. Step 2: Convert to fraction form
    14,997.03/20,696.10 = 8,282.64/x
  3. Step 3: Cross multiply
    14,997.03x = 20,696.10 × 8,282.64
  4. Step 4: Simplify right side
    14,997.03x = 171,418,345.70
  5. Step 5: Solve for x
    x = 171,418,345.70/14,997.03
  6. Step 6: Final answer
    x = 11,430.15

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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.