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Finding the Fourth Proportional to 57,995.36, 87,008.46 and 18,553.22

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Solution

The fourth proportional to 57,995.36, 87,008.46 and 18,553.22 is: 27,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,995.36 : 87,008.46 = 18,553.22 : x
  2. Step 2: Convert to fraction form
    57,995.36/87,008.46 = 18,553.22/x
  3. Step 3: Cross multiply
    57,995.36x = 87,008.46 × 18,553.22
  4. Step 4: Simplify right side
    57,995.36x = 1,614,287,100.24
  5. Step 5: Solve for x
    x = 1,614,287,100.24/57,995.36
  6. Step 6: Final answer
    x = 27,834.76

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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.