Home / 26,991.72-37,242-16,381.08

Finding the Fourth Proportional to 26,991.72, 37,242 and 16,381.08

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Solution

The fourth proportional to 26,991.72, 37,242 and 16,381.08 is: 22,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.72 : 37,242 = 16,381.08 : x
  2. Step 2: Convert to fraction form
    26,991.72/37,242 = 16,381.08/x
  3. Step 3: Cross multiply
    26,991.72x = 37,242 × 16,381.08
  4. Step 4: Simplify right side
    26,991.72x = 610,064,181.36
  5. Step 5: Solve for x
    x = 610,064,181.36/26,991.72
  6. Step 6: Final answer
    x = 22,601.90

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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.