Home / 57,997.90-86,995.68-18,555.01

Finding the Fourth Proportional to 57,997.90, 86,995.68 and 18,555.01

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Solution

The fourth proportional to 57,997.90, 86,995.68 and 18,555.01 is: 27,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,997.90 : 86,995.68 = 18,555.01 : x
  2. Step 2: Convert to fraction form
    57,997.90/86,995.68 = 18,555.01/x
  3. Step 3: Cross multiply
    57,997.90x = 86,995.68 × 18,555.01
  4. Step 4: Simplify right side
    57,997.90x = 1,614,205,712.36
  5. Step 5: Solve for x
    x = 1,614,205,712.36/57,997.90
  6. Step 6: Final answer
    x = 27,832.14

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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.