Home / 57,998.43-87,010.59-18,557.91

Finding the Fourth Proportional to 57,998.43, 87,010.59 and 18,557.91

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Solution

The fourth proportional to 57,998.43, 87,010.59 and 18,557.91 is: 27,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,998.43 : 87,010.59 = 18,557.91 : x
  2. Step 2: Convert to fraction form
    57,998.43/87,010.59 = 18,557.91/x
  3. Step 3: Cross multiply
    57,998.43x = 87,010.59 × 18,557.91
  4. Step 4: Simplify right side
    57,998.43x = 1,614,734,698.27
  5. Step 5: Solve for x
    x = 1,614,734,698.27/57,998.43
  6. Step 6: Final answer
    x = 27,841.01

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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.