Home / 37,537.98-51,787.32-21,613.86

Finding the Fourth Proportional to 37,537.98, 51,787.32 and 21,613.86

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Solution

The fourth proportional to 37,537.98, 51,787.32 and 21,613.86 is: 29,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,537.98 : 51,787.32 = 21,613.86 : x
  2. Step 2: Convert to fraction form
    37,537.98/51,787.32 = 21,613.86/x
  3. Step 3: Cross multiply
    37,537.98x = 51,787.32 × 21,613.86
  4. Step 4: Simplify right side
    37,537.98x = 1,119,323,884.26
  5. Step 5: Solve for x
    x = 1,119,323,884.26/37,537.98
  6. Step 6: Final answer
    x = 29,818.44

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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.