Home / 37,813.86-52,186.14-21,898.59

Finding the Fourth Proportional to 37,813.86, 52,186.14 and 21,898.59

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Solution

The fourth proportional to 37,813.86, 52,186.14 and 21,898.59 is: 30,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,813.86 : 52,186.14 = 21,898.59 : x
  2. Step 2: Convert to fraction form
    37,813.86/52,186.14 = 21,898.59/x
  3. Step 3: Cross multiply
    37,813.86x = 52,186.14 × 21,898.59
  4. Step 4: Simplify right side
    37,813.86x = 1,142,802,883.54
  5. Step 5: Solve for x
    x = 1,142,802,883.54/37,813.86
  6. Step 6: Final answer
    x = 30,221.80

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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.