Home / 16,181.82-22,343.58-12,655.08

Finding the Fourth Proportional to 16,181.82, 22,343.58 and 12,655.08

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Solution

The fourth proportional to 16,181.82, 22,343.58 and 12,655.08 is: 17,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181.82 : 22,343.58 = 12,655.08 : x
  2. Step 2: Convert to fraction form
    16,181.82/22,343.58 = 12,655.08/x
  3. Step 3: Cross multiply
    16,181.82x = 22,343.58 × 12,655.08
  4. Step 4: Simplify right side
    16,181.82x = 282,759,792.39
  5. Step 5: Solve for x
    x = 282,759,792.39/16,181.82
  6. Step 6: Final answer
    x = 17,473.92

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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.