Home / 37,675.74-51,993.27-20,909.82

Finding the Fourth Proportional to 37,675.74, 51,993.27 and 20,909.82

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Solution

The fourth proportional to 37,675.74, 51,993.27 and 20,909.82 is: 28,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,675.74 : 51,993.27 = 20,909.82 : x
  2. Step 2: Convert to fraction form
    37,675.74/51,993.27 = 20,909.82/x
  3. Step 3: Cross multiply
    37,675.74x = 51,993.27 × 20,909.82
  4. Step 4: Simplify right side
    37,675.74x = 1,087,169,916.91
  5. Step 5: Solve for x
    x = 1,087,169,916.91/37,675.74
  6. Step 6: Final answer
    x = 28,855.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.