Home / 37,453.12-51,684.86-21,537.62

Finding the Fourth Proportional to 37,453.12, 51,684.86 and 21,537.62

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Solution

The fourth proportional to 37,453.12, 51,684.86 and 21,537.62 is: 29,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453.12 : 51,684.86 = 21,537.62 : x
  2. Step 2: Convert to fraction form
    37,453.12/51,684.86 = 21,537.62/x
  3. Step 3: Cross multiply
    37,453.12x = 51,684.86 × 21,537.62
  4. Step 4: Simplify right side
    37,453.12x = 1,113,168,874.43
  5. Step 5: Solve for x
    x = 1,113,168,874.43/37,453.12
  6. Step 6: Final answer
    x = 29,721.66

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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.