Home / 29,156.44-43,697.66-18,623.20

Finding the Fourth Proportional to 29,156.44, 43,697.66 and 18,623.20

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Solution

The fourth proportional to 29,156.44, 43,697.66 and 18,623.20 is: 27,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.44 : 43,697.66 = 18,623.20 : x
  2. Step 2: Convert to fraction form
    29,156.44/43,697.66 = 18,623.20/x
  3. Step 3: Cross multiply
    29,156.44x = 43,697.66 × 18,623.20
  4. Step 4: Simplify right side
    29,156.44x = 813,790,261.71
  5. Step 5: Solve for x
    x = 813,790,261.71/29,156.44
  6. Step 6: Final answer
    x = 27,911.17

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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.