Home / 37,818.50-52,187.29-21,682.35

Finding the Fourth Proportional to 37,818.50, 52,187.29 and 21,682.35

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Solution

The fourth proportional to 37,818.50, 52,187.29 and 21,682.35 is: 29,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,818.50 : 52,187.29 = 21,682.35 : x
  2. Step 2: Convert to fraction form
    37,818.50/52,187.29 = 21,682.35/x
  3. Step 3: Cross multiply
    37,818.50x = 52,187.29 × 21,682.35
  4. Step 4: Simplify right side
    37,818.50x = 1,131,543,033.13
  5. Step 5: Solve for x
    x = 1,131,543,033.13/37,818.50
  6. Step 6: Final answer
    x = 29,920.36

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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.