Home / 37,709.43-56,587.99-21,080.38

Finding the Fourth Proportional to 37,709.43, 56,587.99 and 21,080.38

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Solution

The fourth proportional to 37,709.43, 56,587.99 and 21,080.38 is: 31,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,709.43 : 56,587.99 = 21,080.38 : x
  2. Step 2: Convert to fraction form
    37,709.43/56,587.99 = 21,080.38/x
  3. Step 3: Cross multiply
    37,709.43x = 56,587.99 × 21,080.38
  4. Step 4: Simplify right side
    37,709.43x = 1,192,896,138.47
  5. Step 5: Solve for x
    x = 1,192,896,138.47/37,709.43
  6. Step 6: Final answer
    x = 31,633.89

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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.